eosinophilic cholecystitis (ec) is a rare entity that presents in a manner comparable to acute cholecystitis. the diagnosis is based on classical symptoms of cholecystitis with the presence of eosinophils (>90%) within the gallbladder. ec has been reported alone (idiopathic ec) or in combination with manifestations such as eosinophilic cholangitis, hypereosinophilic syndromes, and parasitic inf...

background: papillary thyroid carcinoma (ptc), occurs mostly in women and sex hormones may play a role in the pathogenesis and clinical course. the objective of this study was to determine the status and prevalence of estrogen and progesterone receptors in ptc with regard to age, gender, tumor size and lymph node involvement. methods: immunohistochemical stains were performed on 92 tissue block...

background: there are inter-observer disagreements between papillary thyroid carcinoma (ptc) with other follicular lesions of thyroid in aspect of diagnosis. cd56 is present on follicular epithelial cells of the normal thyroid. we evaluated the diagnostic value of cd56 expression in ptc, follicular thyroid lesions, and follicular thyroid neoplasms. materials and methods: seventythree cases diag...

in view of the rapid expansion of contact lens amongst the users, new dimensions have been added to the domain of ophthalmology: giant papillay conjunctivitis, a disease caused by different kinds of contact lens, appears weeks or months after they are used, although some patients are struck years later. the predominant symptoms are increased awareness of lenses, ocular itching, blurred vision a...

The most usual form of the endocrine carcinoma is thyroid cancer (TC). In addition to papillary thyroid carcinoma (PTC), recent studies revealed incidence of RET/PTC rearrangement in other tumors, like Hürthle cell carcinoma (HCC) and even in non-carcinomatous disorders like Hashimoto's thyroiditis. Here, we present a case with concurrence of papillary thyroid carcinoma and Hürthle cell carcino...

the brain edema is one of remarkable injuries after traumatic brain injuries (tbi). the common treatments for limiting edema are included mannitol, barbiturates, corticosteroids, hyperventilation and central nervous system derange. the most of these treatments for edema is problematic. for example, mannitol can be effective for the short period of time (24 hours) after brain injuries but is not...

traumatic brain injury (tbi) is one of the major causes of severe disability and death in the entire world that accidents are mentioned as main factors of it. tbi lead to primary and secondary injuries.  primary injuries are created immediately after accidents or bleeding but the secondary injuries are created by complicated process of cellular and molecular responses following primary injury a...

DIAGNOSIS: A. All that is papillary in the bladder is not papillary urothelial neoplasia: i. Diagnostic pitfalls: papillary hyperplasia, nephrogenic adenoma, fibroepithelial polyp and papillary/polypoid cystitis ii. Artifacts: pseudopapillary folds and avulsed urothelium B. All urothelial proliferations that expand the lamina propria are not invasive carcinoma: i. Diagnostic pitfalls: florid vo...

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