Follicular hyperplasia is the most common type of reactive lymphoid proliferation. It occurs especially frequently in children and adolescents but is found in all age groups. 76 The origin of reactive follicular hyperplasia is often unknown. However, some diseases characterized by reactive follicular hyperplasia have additional distinctive. Compression garments may be helpful for people suffering with lymphedema. Follicular hyperplasia is a benign white blood cell disorder where the lymph nodes enlarge because of an increased number of germinal centers, areas where cells mature and differentiate to supply the lymphatic system with new white blood cells Often unexplained: Most young adults have at least one palpable lymph node in the neck, and if it's sampled, it usually shows follicular hyperplasia. We usually don't find the cause and assume it was just a though node fighting germs. If a cause is found, it's often hiv, rheumatoid arthritis, syphilis, toxoplasmosis, or common variable immunodeficiency Proceeding a tissue sample, an effective treatment for follicular hyperplasia is surgical removal of the lesion after an initial conformation of the disease based on the patients biopsy results
. FNH does not require surgical removal. It is important to follow a healthy diet and lifestyle to avoid excess inflammation in the liver Follicular bronchiolitis (FB) also known as hyperplasia of the bronchial associated lymphoid tissue (BALT), or bronchiolar nodular lymphoid hyperplasia, is an entity characterized by the development of lymphoid follicles with germinal centers in the walls of small airways. FB is thought to be caused Follicular hyperplasia. Follicular hyperplasia also called reactive lymphadenopathy, is a type of lymphoid hyperplasia due to stimulation of the B-cell compartment of the lymph node 1).Follicular hyperplasia is the most common pattern of reactive lymphadenopathy 2).Follicular hyperplasia is usually associated with varying degrees of paracortical and/or sinus hyperplasia
Treatment of lymph node hyperplasia depends on the cause of its appearance, and therefore a single therapeutic scheme is not and can not be. But, as doctors say, in any case, complex therapy is necessary. If the lymph node enlargement is caused by the inflammatory process, but it is necessary to fight with the infection that led to inflammation After treatment, many people stay disease-free for years, although the cancer usually returns. Over time, 30% to 40% of follicular lymphomas behave like or turn into other forms of lymphoma that. Read on to learn more about the symptoms of follicular lymphoma and what treatment options are available. Incidence. Non-Hodgkin lymphoma is one of the most common cancers in the United States
A heterogeneous group is formed by patients presenting with clinical features suggestive of inflammatory bowel disease limited to the rectum and whose rectal biopsies show lymphoid follicular hyperplasia of the mucosa. All these cases are traditionally considered as one variant of chronic ulcerative colitis, so-called ulcerative proctitis phadenopathy, to define the benign follicular hyperplasia associated with R.A. in lymph node biopsies from 21 patients, and to differ- entiate the follicular hyperplasia of R. A. from other benign lymphofollicular hyper- From the Department of Pathology, The University of Michigan Medical Center, Ann Arbor, Mich Like chronic eczema, lichen planus usually is treated with corticosteroid ointment or creams follicular hyperplasia: A reactive pattern seen in benign lymphadenopathy that consists of idiopathic expansion of lymphoid follicles (germinal centres containing centroblasts, centrocytes and follicular dendritic cells), which is seen in lymph nodes with chronic nonspecific lymphadenitis. Aetiology Infections that evoke B-cell response (e.g.,.
Benign reactive lymphoid hyperplasia is one of the lymphoproliferative disorders of the conjunctiva and ocular adnexa. Extensive literature review shows that most cases are treated with surgery, steroids or observation. Oral doxycycline may be considered an alternative non-invasive treatment of BRLH conjunctival lesions The differential diagnosis for cases of PCFCL with follicular pattern includes cutaneous lymphoid hyperplasia, primary cutaneous marginal zone lymphoma (PCMZL), and cutaneous involvement by systemic follicular lymphoma. Cutaneous lymphoid hyperplasia maybe observed in a variety of conditions, such as autoimmune disease, drug reactions, tattoos. Follicular patterns are characteristically expressed in reactive follicular hyperplasia, which is the B-cell response to various antigens, mainly bacterial. The lymph node follicles are numerous and enlarged ( Fig. 32.1 ), located not only in one row in the cortex but in two and three rows in the paracortex, corticomedullary junction, and even. Thyroid Follicular Hyperplasia And Neoplasia. Follicular nodules are the most commonly encountered problems in the surgical pathology of the thyroid. These lesions can be classified along the full spectrum of thyroid pathology from hyperplastic nodules to benign follicular adenomas and malignant fol-licular carcinomas
When examined under the microscope, nodular thyroid hyperplasia is made up of abnormal follicles that range in size from small to very large. The growth causes the thyroid gland to become divided into small round nodules. The follicular cells in these abnormal follicles look very similar to the follicular cells in the normal thyroid gland Benign follicular nodule is a term pathologists use to describe a group of non-cancerous conditions in the thyroid gland. The conditions in this group include nodular thyroid hyperplasia, adenomatoid nodule, nodules in Graves' disease, and follicular adenoma. This diagnosis is usually made after a procedure called a fine-needle aspiration. In most cases, follicular conjunctivitis responds quickly to treatment and medications can be gradually tapered over time. Your veterinarian may also recommend flushing the eye with saline, on a one-time or repeated basis. Flushing the eyes helps to remove debris and allergens that may be affecting the eye Treatment of follicular nodular hyperplasia. The tumors can sometimes disappear without any treatment. FNH does not require surgical removal. It is important to follow a healthy diet and lifestyle to avoid excess inflammation in the liver. Avoid excess alcohol and foods high in sugar. If you have a high carbohydrate diet and/or are overweight. Dasatinib is a tyrosine kinase inhibitor licensed in the treatment of chronic myeloid leukemia (CML) known to exert immunomodulatory effects in vitro and in vivo. 1 We report on 9 chronic phase CML patients who developed follicular lymphoid hyperplasia (FLH) apparently caused by dasatinib, an unreported adverse event related to this drug
Dasatinib (DAS) is an oral dual Abl and Src tyrosine kinase inhibitor licensed in the treatment of chronic myeloid leukemia (CML) [1, 2] and is well known to exert an immunomodulatory effect both in vivo and in vitro .DAS shows a distinct toxicity profile among which a previously unrecognized adverse event (AE) is represented by persistent lymphadenopathy with reactive follicular hyperplasia. Follicular Hyperplasia. One of the most common causes of enlarged lymph nodes is due primarily to an increase in the number of B cells, which become bigger and proliferate rapidly (but controlled) forming follicular centers (also called germinal centers) and sometimes mimicking B-cell lymphomas, the most common type of lymphoma - Follicular hyperplasia Treatment Options - Complete surgical excision - Prognosis good 3rd Eyelid Surgical Resection 1 2 3 3rd eyelid adenoma 3rd Eyelid Masses Common DDx-Adenoma-Adenocarcinoma - Prolapsed gland - Everted cartilage - Follicular hyperplasia Suggestive Findings - Young to middle-aged Bulldog or Cocker Spaniel - Smooth appearanc
Follicular Lymphoma Foundation is a charity focused on raising funds to help people living with Follicular Lymphoma to live well and get well. We offer information on Follicular Lymphoma and connect you with FL groups (eg Facebook's Living with Lymphoma Group). Through fundraising we will increas Treatment. Atypical hyperplasia is generally treated with surgery to remove the abnormal cells and to make sure no in situ or invasive cancer also is present in the area. Doctors often recommend more-intensive screening for breast cancer and medications to reduce your breast cancer risk Natural Hyperplasia Treatments Doctors use many different methods to help treat hyperplasia depending on what's causing it and how it's affecting various body parts. Sometimes hormone replacement therapy is used — such as progesterone cream or hormones given orally, topically as a vaginal cream, in an injection or with an intrauterine. Treatments for follicular lymphoma are typically used to keep the disease under control rather than to cure the condition. This cancer can usually be successfully managed for many years
Treatment For Follicular Conjunctivitis Treatment for follicular conjunctivitis will be based on the cause of infection. In chlamydial infections, eye care clinicians may prescribe an oral antichlamydial antibiotic. The most effective antibiotics of this type include azithromycin or doxycycline Dasatinib, a second-generation tyrosine kinase inhibitor with activity against BCR-ABL1 and other Src family tyrosine kinases, is approved as a first-line treatment option for Philadelphia chromosome-positive chronic myelogenous leukemia (CML) in the chronic phase. Recently, lymphadenopathy with morphologic features of reactive follicular hyperplasia was described in a cohort of patients.
Follicular conjunctivitis or follicular hyperplasia is a disease of the lymphoid follicles that are present on the conjunctiva of the eye. It represents an exaggerated reaction by these follicles to environmental allergens. The greatest number of the follicles are beneath the surface of the nictitans membrane (third eyelid), and that is where. Follicular hyperplasia is the most common pattern of reactive lymphadenopathy. It is usually associated with varying degrees of paracortical and/or sinus hyperplasia Lymphoid hyperplasia is the swelling of lymph tissue due to an accelerated increase of lymphocytes when the immune system perceives a threat to the body. Lymphoid hyperplasia, or lymphoid hypertrophy, can occur in the presence of bacteria, a virus, or anomalous tissue growth. The increase in thenumber of lymphocytes, commonly associated with. Treatment for adenoid hyperplasia depends on the severity of the condition. Surgery is sometimes required for adenoid hyperplasia, and was once the treatment of choice for this condition. It is now known that the tonsils and adenoids play an important role in childhood immunity , and medical professionals try and avoid removing them unless the.
Treatment of follicular nodular hyperplasia. The tumors can sometimes disappear without any treatment. FNH does not require surgical removal. It is important to follow a healthy diet and lifestyle to avoid excess inflammation in the liver. Avoid excess alcohol and foods high in sugar. If you have a high carbohydrate diet and/or are overweight. Sebaceous hyperplasia is the term used for enlarged sebaceous glands seen on the forehead or cheeks of the middle-aged and older people. Sebaceous hyperplasia appears as small yellow bumps up to 3 mm in diameter. Close inspection reveals a central hair follicle surrounded by yellowish lobules The genetic defects associated with the diagnosis of follicular thyroid cancer are also observed in the benign follicular lesions!! Total Thyroidectomy is the mainstay of treatment; The black arrow points to follicular thyroid cancer cells within a blood vessel. This is required to make a diagnosis of follicular thyroid cancer with angioinvasion Follicular hyperplasia: Normal and hyperplastic follicles have a heterogenous appearance due to admixture of centrocytes, centroblasts, reactive T-cells, and follicular dendritic cells. Tingible body macrophages are present creating a starry sky appearance. The follicle interface with the mantle zone is sharply defined Hurthle cell carcinoma is a variant of follicular thyroid cancer (FTC). The thyroid is a butterfly-shaped gland in the neck. It produces several hormones involved in regulating metabolism (your body's functions)
Follicular lymphoid hyperplasia (FLH) is an uncommon benign entity related to a rapid increase in the abundance of lymphocytes contained within or outside of lymph nodes. It has been historically referred to as reactive lymphoid hyperplasia or pseudolymphoma [ 1 ] Follicular lymphoid hyperplasia of the hard palate and oral mucosa: report of three cases and a review of the literature. Aims: To bring to wider attention this uncommon, poorly understood entity which may closely resemble, clinically and morphologically, follicular lymphoma.. Methods and results: We report three cases of follicular lymphoid hyperplasia of the hard palate and oral mucosa which. NCAH, which stands for non-classic congenital adrenal hyperplasia is a fairly common genetic disorder sharing many symptoms with polycystic ovarian syndrome (PCOS). It has fairly high prevalence, with statistics showing between 0.6%-9% of women with androgen excess have NCAH, with even higher prevalence in Mediterranean, Middle-Eastern. Atypical hyperplasia is a precancerous condition that affects cells in the breast. Atypical hyperplasia describes an accumulation of abnormal cells in the milk ducts and lobules of the breast. Atypical hyperplasia isn't cancer, but it increases the risk of breast cancer. Over the course of your lifetime, if the atypical hyperplasia cells.
glands were treated with rituximab. The diagnosis of benign lymphoid hyperplasia with predominance of CD20+ cells was confirmed in both cases based on a surgical biopsy. Both patients had been previously treated with standard therapies, including high-dose steroids, and one patient had failed external-beam radiation therapy. They both responded well to treatment with intravenous rituximab. Treatment may be directed at the underlying disease or may consist of steroids or azathioprine. Key Points: Pulmonary Lymphoid Hyperplasia Pulmonary lymphoid hyperplasia or follicular bronchiolitis is a benign condition characterized by the presence of polyclonal lymphoid aggregates mainly along the bifurcation of the bronchioles The hyperplasia regresses as soon as the follicular phase of the estrous cycle has passed. Submucosal resection may be necessary if the mass is extremely large or if mucosal damage is extensive. Recurrence is common even after surgical resection. Vaginal hyperplasia resolves within days of removal of estrogen
Purpose: Dasatinib is a tyrosine kinase inhibitor indicated for the treatment of chronic myeloid leukemia (CML).In October 2013, reversible lymph node follicular hyperplasia associated with dasatinib was first reported. The purpose of this case report is to describe a reactive lymphoid process with follicular and interfollicular hyperplasia associated with dasatinib treatment Adult patients with relapsed or refractory follicular lymphoma whose tumors are positive for an EZH2 mutation as detected by an FDA-approved test and who have received at least 2 prior systemic therapies. Adult patients with relapsed or refractory follicular lymphoma who have no satisfactory alternative treatment options Three main patterns could be delineated: pattern A, histological features of Castleman's disease (n= 6); pattern B, follicular hyperplasia with pronounced arborizing vasculature in the paracortex resembling T-zone dysplasia with hyperplastic follicles (n= 6); and pattern C, follicular hyperplasia without any other specific findings (n= 9. Follicular lymphomas typically show no such polarization. Occasionally seen in grade 2 follicular lymphoma. Mitotic figures less frequent in follicular lymphoma than reactive hyperplasia. Grade 3 lymphoma may have high mitotic rate. bcl2 and CD10 positive in 85% of cases. bcl2 is quite specific vs. germinal centers Figure 33.1. Atypical lymphoid follicular hyperplasia in submaxillary lymph node of a 6-year-old boy. The hyperplastic follicles are large, without evident tingible-body macrophages or mantle zones. Hematoxylin, phloxine, and saffron stain. In the nodular type of ALH, the number of lymph node follicles is increased, and their size and shape.
Symbicort Seretide) to simplify the treatment regime acute symptoms but addition of short-acting anticholinergics is generally of. Tonsil stones can grow large and cause symptoms when there are deep holes or Reactive Follicular Hyperplasia Tonsil Pictures Tonsilitus crypts in the tonsils. How to you make a sore throat stop hurting! Conclusions: Follicular lymphoid hyperplasia of the palate is a poorly recognized entity which is frequently confused with follicular lymphoma. Awareness of the entity combined with the use of immunohistochemistry for immunoglobulin light chains and bcl‐2 protein allows a correct diagnosis to be made avoiding extensive investigation and. Hyperplasia is a term used when there is growth of cells within the ducts and/or lobules of the breast that is not cancerous. Normally, the ducts and lobules are lined by 2 layers of cells. Hyperplasia means that there are more cells than usual and they are no longer lined up in just the 2 layers. If the growth looks much like the normal. * B cell hyperplasia is used to describe lymph nodes showing a follicular pattern of hyperplasia; T cell hyperplasia refers to a pre- dominantly paracortical pattern of lymphoid hyperplasia. In B and T cell hyperplasia there is a combination of follicular and paracortical hyperplasia. Sinusoidal cell hyperplasia refers to a hyperplasti Summarize the treatment of follicular lymphoma. Outline the importance of improving care coordination among interprofessional team members to improve outcomes for patients affected by follicular lymphoma. Introduction. Follicular lymphoma (FL) is the second most common type of non-Hodgkin lymphoma (NHL) and accounts for almost 30% of all lymphomas
The traditional approach to oncocytic thyroid lesions classified these as a separate entity, and applied criteria that are somewhat similar to those used for follicular lesions of the thyroid. In general, the guidelines to distinguish hyperplasia from neoplasia, and benign from malignant were crude and unsubstantiated by scientific evidence. In fact, there is no basis to separate oncocytic. Introduction. Proliferation of pharyngeal lymphoid tissue in young horses, previously thought to be a cause of poor performance. Cause: is a normal feature of the nasopharynx in younger horses but increased size has been proposed to be a response to respiratory infection, but in studies no association found.; Signs: follicular tissue in the pharyngeal recess Striking follicular hyperplasia was evident in all cases to a degree whereby the tumor component was nearly obscured. Immunohistochemical studies demonstrated that the germinal centers were largely composed of B lymphocytes, and T cells were the predominant component of the interfollicular areas True thymic hyperplasia is a rare condition characterized by enlargement of the thymus while its normal structure is retained. True thymic hyperplasia is known to accompany Graves' disease, but no association between true thymic hyperplasia and thyroid follicular tumor has been reported so far. We report a case of true thymic hyperplasia in a patient with a thyroid follicular tumor
Study design: phase 2 study of nevanimibe in the treatment of congenital adrenal hyperplasia. The treatment period consisted of 5 dose levels of nevanimibe starting at 125 mg followed by 250, 500, 750, and 1000 mg twice daily for 14 days at each dose level, followed by 14 days of placebo washout after each dose level Follicular conjunctivitis is an inflammation of the conjunctiva of the eye(s) associated with increased formation of lymphoid follicles. It is a very common condition especially in young dogs. Most affected dogs are younger than 18 months of age
. The enlarged oil glands are white, yellow, or skin-colored and contain one dot in the center (a follicular opening). The lesions tend to become more prominent as a person ages, with many people noticing them around ages 40-60. Sometimes the bumps are mistaken for another skin condition, such as basal cell. Follicular lymphoma, not benign hyperplasia One of the more difficult morphologic distinctions in hematopathology can be between reactive follicular hyperplasias and follicular lymphomas. The important points include: Treatment options depend on the stage and grade of the disease. The infrequent patients with early-stage disease may be. follicular hyperplasia - MedHelp's follicular hyperplasia Center for Information, Symptoms, Resources, Treatments and Tools for follicular hyperplasia. Find follicular hyperplasia information, treatments for follicular hyperplasia and follicular hyperplasia symptoms
Most menopausal women can maintain a healthy weight following a Eating smaller meals with regular snacks can help you burn calories. Endometrial Hyperplasia Treatment Guidelines Stage Follicular menopause occurs when it has been 12 months since a women's last irregular or missed periods periods that are lighter or heavier than. I'll almost salivate at the smell of a cooking steak Follicular lymphoid hyperplasia (FLH) is characterized by an increased number and size of lymphoid follicles. In some cases, the etiology of FLH is unclear. FLH in the oral and maxillofacial region is an uncommon benign entity which may resemble malignant lymphoma clinically and histologically. We report the case of a 51-year-old woman who presented with an asymptomatic firm mass in the left. Treatment. Individual treatment is determined by whether the tumor is localized to the conjunctiva or disseminated to other parts of the body. Localized disease. The mainstay of treatment for localized disease is external-beam radiotherapy (EBRT) with 30 to 36 gray (Gy), usually given in 20 daily fractions of 1.8 Gy Endometrial hyperplasia treatment. Treatment options for endometrial hyperplasia depend on what type you have. The most common treatment is progestin. This can be taken in several forms, including pill, shot, vaginal cream, or intrauterine device. Atypical types of endometrial hyperplasia, especially complex, increase your risk of getting cancer
In adenoma and hyperplasia, fat is displaced by a proliferation of chief cells arranged in sheets (sometimes trabecular or follicular patterns.) The absence of fat helps distin-guish adenoma from normal gland. Rarely, oxyphil cell hyperplasia occurs. There is lack of cellular pleomorphism. Another helpful feature, if present, is a rim of norma 1. this is scan report 1.bulky uterus with endometrial hyperplasia 2.follicular cyst left overy 2: cystic glandular hyperplasia. 3.thyroid profile: 1. T3 130 ng/dl. T3 130 ng/dl. 2 Inverted follicular keratosis (IFK) most commonly presents as a keratotic papule or plaque that is usually less than 1.0 cm at its greatest dimension and usually projects no more than 0.5 cm above the skin surface. An inverted component is often detected clinically. The lesion is usually reported to be present for several months prior to. A 56-year-old Japanese woman with no notable medical history was admitted to our clinic because of abnormal changes in upper gastrointestinal series for regular checkup. An upper gastrointestinal endoscopy was performed. In the duodenum, white plaques resembling lymphoid hyperplasia were detected (Figure 1A, arrowheads). A biopsy was followed by the diagnosis of duodenal-type follicular.
Thyroid follicular adenoma . Follicular adenoma is a kind of non-malignant tumor that appears in the endocrine gland named thyroid. This kind of follicular adenoma begins from the follicular cells and when these cells turn cancerous, then follicular carcinoma is caused. Follicular adenoma is a cause of neoplasm in the thyroid gland But when areas of focal nodular lymphoid hyperplasia—which are well-known to occur in other areas of the body—occur in the mouth, they create a perplexing dilemma for dental professionals. This is because reactive growth of lymphoid tissue can be difficult to distinguish from the most serious neoplastic lesions. Hyperplasia (or hypergenesis) means increase in number of cells/proliferation of cells. It may result in the gross enlargement of an organ and the term is sometimes mixed with benign neoplasia/ benign tumor. Hyperplasia is a common preneoplastic response to stimulus. Microscopically cells resemble normal cells but are increased in numbers
Probably because the mediastinum is watched closely for recurrence of these neoplasms. Rapid growth and PET positivity may lead to surgical excision. Rebound hyperplasia itself is of no clinical significance. Robert V Rouse MD firstname.lastname@example.org. Department of Pathology. Stanford University School of Medicine. Stanford CA 94305-5342 varying grades of hyperplasia, from a few scattered, white follicles to hyperemic, edematous follicles and polyps involving the entire visible pharyngeal mucosa. The methods of treatment include rest, medical suppression of the inflammatory response, stimulation of the immune system, and removal of the hyperplastic tissue with cauterization Follicular bronchiolitis (FB) is a rare bronchiolar disorder associated with hyperplasia of the bronchial-associated lymphoid tissue (BALT). It is characterized by the development of lymphoid follicles with germinal centers in the walls of small airways. It falls under the category of lymphoproliferative pulmonary diseases (LPDs) and commonly occurs in relation to connective tissue disease. Follicular lymphoma is a cancer that develops in the white blood cells, lymphatic system and bone marrow. Follicular lymphoma is a well-defined subtype of Non-Hodgkin Lymphoma (NHL)* with cells of the lymphoid tissues in the lymphatic system multiplying uncontrollably to eventually cause tumours to grow
Background & Aims: Because most patients with focal nodular hyperplasia (FNH) are young women, an important decision is whether to discontinue oral contraceptive (OC) use. The aims of this study were to evaluate (1) the number and size of FNH lesions in women with various patterns of OC use and in women without OC use and (2) the modifications in the number and size of FNH lesions during. Follicular adenoma. H&E stain. Synonyms. follicular adenoma. LM. cellular appearance (low magnification), microfollicles, thick fibrous capsule without invasion, negative for nuclear features of papillary thyroid carcinoma. LM DDx. thyroid gland nodular hyperplasia, follicular thyroid carcinoma, noninvasive follicular thyroid neoplasm with.
Focal nodular hyperplasia. Focal nodular hyperplasia also called FNH, is a regenerative mass lesion of the liver and the second most common benign liver lesion (most common is a hemangioma) 1).In 1958, pathologist, Hugh Edmondson, MD, first described focal nodular hyperplasia (FNH) as a solid, benign hepatic mass of non-vascular origin 2).Unlike the most common liver mass which is the. Angiolymphoid hyperplasia with eosinophilia (ALHE) is an uncommon, vasoproliferative, idiopathic condition that manifests in adults as isolated or grouped papules, plaques, or nodules in the skin of the head and neck. Most patients present with lesions in the skin of the periauricular region, [ 1] forehead, or scalp Nodular Hyperplasia in Small Animals. Nodular hyperplasia (proliferative hepatocytes maintaining single-celled hepatic cord architecture with normal reticulin support) occurs as a benign, age-related microscopic or grossly apparent small mass lesion in dogs. It is often associated with a VH, lacks a defining remodeled border (as characterizes. Thyroid hormone levels were altered after 4 and 21 days. NaC103 treatment induced a concentration-dependent increase in the incidence and severity of thyroid follicular cell hyperplasia. Male rats are more sensitive to the effects of NaC103 treatment than females. Follicular cell hyperplasia was not present in male or female B6C3F1 mice Reactive follicular hyperplasia may have many follicles with germinal centers, but they usually vary in size and shape, have tingible body macrophages, have polarized germinal centers, and have preserved dendritic cell meshwork, and the interfollicular lymphocytes will differ from the follicular lymphocytes Enlargement of the thymus gland is reported as a form of rebound phenomenon in a number of conditions like recovery from severe stress situations, after administration of steroids, and after treatment of malignant tumours . Follicular or lymphoid hyperplasia of the thymus refers to the presence of an increased number of lymphoid follicles