Ureter Ureteritis Cystica Et Glandularis Clinical Features • One of the most common non-neoplastic urothelial proliferations • Reactive urothelial proliferation that develops following an inflammatory stimulus • Typically asymptomatic and…
Prostate Gland Acute and Chronic Prostatitis Clinical Features Clinical classification of acute and chronic prostatitis • Acute bacterial prostatitis • Chronic bacterial prostatitis • Chronic abacterial prostatitis • Prostate is…
Adrenal Cortical Insufficiency (Addison Disease) Clinical Features Primary Adrenal Cortical Insufficiency Etiology • Autoimmune etiology in 75% to 90% of cases, with circulating autoantibodies to endocrine antigens (21-OH, P-450scc, and…
Light Microscopy Tissue Processing Overview • Fixation • Preserves tissues in situ as close to the lifelike state as possible • Ideally, fixation will be carried out as soon as…
Soft Tissue Tumors All categories of soft tissue tumors have been reported to involve the upper aerodigestive tract. These include neoplasms that show fibroblastic, myofibroblastic, vascular, myogenous, and neural differentiation….
Pathology of the Ear Like the sinonasal tract, the ear has a rather complicated anatomy with multiple types of epithelium, adnexa, and close proximity to disparate structures. The different portions…
Nonneoplastic Lesions of the Nasal Cavity, Paranasal Sinuses, and Nasopharynx Most samples from the nasal cavity, paranasal sinuses, and nasopharynx are for nonneoplastic disease. Perhaps because they are so often…
Nonneoplastic Lesions of the Oral Cavity A vast array of nonneoplastic lesions arise in the mouth including traumatic, infectious, inflammatory, and autoimmune processes, among others. Given its location and its…
Nonneoplastic Lesions of the Larynx The larynx is most often biopsied because of suspicion of malignancy. Many biopsies will be diagnosed as conventional squamous cell carcinomas; however, nonneoplastic pathologies can…
