This slideshow provides an overview of tumor classification, nomenclature, and key concepts in pathology. It covers the definitions of neoplasm, tumor, and oncology, the classification of tumors into benign and malignant categories, as well as the importance of stroma in tumor behavior. It also expl

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Disorders of the lacrimal system can lead to chronic symptoms affecting the eyes, causing discomfort and vision problems. Common abnormalities include dry eye, which can result from tear flow and evaporation issues. Aqueous-deficient dry eye, often associated with Sjögren's syndrome, is characteriz

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Explore the intricate workings of the pituitary gland in endocrinology, delving into hypo- and hyperfunction aspects, hormonal regulation, and physiological characteristics. Learn about the crucial role of hormones, their actions on target organs, and the specificity of their interactions with cellu

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Salivary gland imaging plays a crucial role in diagnosing and monitoring diseases of the major salivary glands, including the parotid, submandibular, and sublingual glands. Different imaging techniques such as computed tomography, MRI, and ultrasound are used to visualize these glands and aid in dif

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This content delves into the detailed structure and function of the adrenal gland, focusing on the differentiation between the cortex and medulla, the histological features of each zone, and the hormones produced. From the distinction of various cortical layers to the role of chromaffin cells in the

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Delve into the examination of sialoendoscopy as a minimally invasive procedure for addressing salivary stones. Gain insights into its potential advantages, associated risks, and comparative analysis with other available treatments.\n\nFor More Visit- \/\/ \/salivary-stones-is-sialoendoscopy-really-t

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brain tumor is an abnormal growth of cells in the brain. Tumors can be either cancerous (malignant) or non-cancerous (benign). Cancerous tumors grow and spread aggressively, potentially invading nearby tissues and spreading to other parts of the body, while non-cancerous tumors are usually less aggr

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Salivary gland affections in animals, particularly dogs, are discussed, highlighting the main pairs of salivary glands and their locations. The content covers details on the parotid, mandibular, sublingual, and zygomatic glands, along with their respective ducts. Information on congenital and acquir

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The thyroid gland is a vital endocrine gland located below the larynx, responsible for producing thyroid hormones essential for regulating metabolism. This gland consists of follicles lined with follicular cells, producing thyroglobulin and thyroid hormones T3 and T4. Iodine plays a crucial role in

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Testicular tumors are predominantly malignant, with germ cell tumors being the most common type. This article delves into the classification of testicular tumors, including primary and secondary, benign and malignant, germ cell, and non-germ cell tumors. Clinical findings such as painless enlargemen

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This presentation by Dr. Alexsandra Urhi delves into the anatomy, function, and psychiatric implications of the pituitary gland. It explores the interplay between endocrine structures, the CNS, and psychotropic drugs' effects on the pituitary gland.

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The pituitary gland, also known as the hypophysis, is an endocrine gland located at the base of the brain. It is divided into two main parts: the adenohypophysis and the neurohypophysis. The gland plays a crucial role in hormone regulation and is closely related to neighboring structures such as the

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Salivary amylase, an enzyme found in saliva, partially hydrolyzes starch into maltose. This practical involves observing the action of salivary amylase on starch, demonstrating how starch is broken down into glucose and maltose. The procedure includes preparing solutions, collecting saliva, mixing w

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The thyroid gland is the first endocrine gland to develop in the human body, starting from a median endodermal thickening in the primitive pharynx. The process involves the descent of the thyroid diverticulum and formation of lobes by week 7 of embryonic development. The thyroid gland begins functio

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Enzymes play a crucial role in catalyzing chemical reactions in the human body. This experiment focuses on the hydrolytic activity of salivary amylase on starch, breaking down polysaccharides into intermediate products like maltose. The mechanism of amylase action, types of amylase, and the assay me

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Salivary enzyme amylase, also known as ptyalin, plays a crucial role in breaking down starch and glycogen into maltose. This practical session in the Zoology department explores the action of salivary enzyme amylase at a temperature of 37°C and pH of 6.6. By conducting experiments with starch, iodi

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Explore the detailed histology of the pituitary gland, focusing on its adenohypophysis and neurohypophysis components. Learn about the diverse parenchymal cells, including acidophils, basophils, and chromophobes, and their respective functions in hormone production. Dive into the significance of the

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The Gamma Knife Stereotactic Radiosurgery is a precise and effective treatment method where highly focused radiation beams are used to target tumors and abnormalities in the brain. It does not remove the tumor directly but affects DNA, cell growth, and blood vessels. The procedure involves three mai

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A detailed description of a compound tubulo-acinar gland with serous-secreting nature is provided, highlighting its cellular composition, arrangement of ducts, and connective tissue organization. The glandular structure, including adenomeres, centroacinar cells, and myoepithelial cells, is discussed

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Cancer of the head and neck region poses a significant threat, with various types of tumors affecting areas like the nasal cavity, paranasal sinuses, mouth, larynx, salivary glands, and thyroid. Dr. Swati Lambor, a skilled ENT consultant at Manipal Hospital in Goa, sheds light on the causes, progres

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Delve into the complex world of neuroendocrine tumors (NETs) through a detailed presentation prepared by Dr. Thomas O'Dorisio from the University of Iowa. Explore case reports, therapeutic interventions, and the challenges associated with managing these tumors. Gain valuable insights into the functi

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Neoplasia, or new growth, is characterized by uncoordinated growth exceeding that of normal tissues, persistent growth independent of stimuli, loss of responsiveness to growth controls, and local expansion regardless of host environment. Tumors are classified into benign and malignant categories in

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Understanding the classification of tumors is crucial in the field of pathology. This detailed overview covers the definitions of neoplasia and tumors, the differentiation between benign and malignant tumors, nomenclature, and characteristics of various tumor types. It discusses the behaviors of ben

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In this informative presentation by Assistant Professor Dr. Emre Hamurtekin, the focus is on gastrointestinal secretions including salivary, gastric, pancreatic, biliary, and intestinal fluids. Structural considerations such as the surface area for absorption, sphincters, villi, and crypts are discu

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This information provides an in-depth overview of the epidemiology, classification, and pathology of brain tumors. It covers the relative incidence of various brain tumors, including astrocytoma, glioblastoma, meningioma, and others. The data also includes statistics on the occurrence of brain tumor

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Salivary gland diseases encompass various conditions affecting the salivary glands, including developmental abnormalities, inflammatory and non-inflammatory enlargement, cysts, tumors, and dysfunction. Investigations such as plain films, sialography, MRI, and biopsies are essential for diagnosis. Si

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The pituitary gland, or "Master Gland," plays a crucial role in hormone regulation in the body. Cushing disease, a common endocrine disorder in middle-aged to older dogs and cats, is often caused by tumors in the pituitary or adrenal glands. Symptoms include increased thirst, appetite, panting, obes

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Saliva is a watery secretion produced by salivary glands in the mouth, aiding in food digestion, swallowing, and moistening food. Human salivary glands include parotid, submaxillary, and sublingual glands, each producing different types of secretions. The glands are made up of secretory acini and du

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Radioactive iodine (RAI) is commonly used in treating differentiated thyroid cancer but can lead to salivary and lacrimal dysfunction. This joint clinical consensus statement by the American Head and Neck Society Endocrine Surgery and Salivary Gland Sections highlights the importance of understandin

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The pituitary gland, also known as the master endocrine gland, plays a crucial role in regulating various hormonal functions in the body. Learn about its anatomy, position, subdivisions, important relations, and common disturbances. Explore how soldiers and individuals like them can be affected by p

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Salivary glands play a crucial role in the production and secretion of saliva, aiding in digestion and oral health. The parotid gland is a compound tubuloacinar gland with serous characteristics, while the sublingual gland is a seromucous type. Minor salivary glands, found in carnivores, vary in com

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The endocrine system, essential for bodily functions and growth, consists of key parts such as the hypothalamus, pituitary gland, thyroid gland, and more. It helps maintain homeostasis and can be affected by environmental factors like drugs and stress, leading to conditions such as Cushing syndrome.

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Salivary gland diseases, including tumors, can affect both major and minor glands. These tumors may be benign or malignant, with common benign tumors like pleomorphic adenoma. Clinical features of salivary gland tumors vary, with slow-growing benign tumors being more common. Pleomorphic adenoma is p

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The posterior pituitary gland, a key part of the endocrine system, plays a vital role in hormone secretion. It controls the release of oxytocin and vasopressin, influencing social bonding, reproduction, and childbirth. Learn about the anatomy, function, and disorders associated with this important g

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The thyroid gland, a butterfly-shaped structure located on the ventral surface of the trachea, secretes hormones essential for regulating metabolic rate, growth, and development. It produces hormones like Tetraiodothyronine T4, Triiodothyronine T3, and Calcitonin, which play crucial roles in maintai

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Early life intervention has been shown to reduce the clinical manifestations of Sjögren's syndrome in NOD.H-2h4 mice, which mimic key features of the human autoimmune disease. The syndrome is characterized by salivary gland autoantibodies, ectopic lymphoid follicles, reduced salivary and tear flow,

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The gastrointestinal tract, a muscular tube from the mouth to the anus, is influenced by drugs affecting its function. Structures vary in different animals, with control by the autonomic nervous system branches. Parasympathetic stimulation increases motility, while sympathetic stimulation decreases

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Explore the spectrum of renal tumors, from benign papillary adenomas and oncocytomas to malignant renal cell carcinomas like clear cell carcinoma. Images and descriptions showcase the gross pathology and histopathology of these tumors. Learn about the features and prognosis of different renal tumor

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The research explores the association between taste perception and the duration of COVID infection in long-COVID and COVID-reinfection cases. Reduced salivary gustin levels correlated with lower taste scores in long-COVID patients. The study also found an increase in the bitter taste receptor gene e

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This comprehensive overview covers the classification, subtypes, and spatial definitions of intracranial gliomas, including astrocytic tumors, oligodendrogliomas, ependymal tumors, neuronal tumors, pineal tumors, and embryonal tumors. It also discusses low-grade gliomas and spatial definitions based

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