Basicmedical Key

(1) Department of Pathology, Sinai Hospital of Baltimore Pathology, Baltimore, MD, USA   KeywordsAdenomaHyperplastic polypSerrated polypUlcerative colitisCrohn’s diseaseMucinous neoplasmAdenocarcinoma Colon biopsies are most often performed for one of three reasons:…

(1) Department of Pathology, Sinai Hospital of Baltimore Pathology, Baltimore, MD, USA   KeywordsHepatitisCholestasisBiliaryPortalSteatosisSteatohepatitisHepatocellular Liver biopsies are usually needle core biopsies. The most common reasons for a biopsy include monitoring…

(1) Department of Pathology, Sinai Hospital of Baltimore Pathology, Baltimore, MD, USA   KeywordsWhippleBile ductIslets of LangerhansPancreatitisPanINIPMNAcinarSolid pseudopapillaryPerpendicular marginEn face marginShave margin The Normal Pancreas The normal pancreas is a…

(1) Department of Pathology, Sinai Hospital of Baltimore Pathology, Baltimore, MD, USA   KeywordsChorioamnionitisMeconiumPreeclampsiaTorchVilliTrophoblastAmnionChorionUmbilical The gestational sac begins as a spherical structure, with the fetus surrounded by an amnion, a…

(1) Department of Pathology, Sinai Hospital of Baltimore Pathology, Baltimore, MD, USA   KeywordsPleomorphic adenomaAcinic cellAdenoid cysticMucoepidermoidSjögrenSialadenitisMammary analogueParotidSubmandibularSublingualWarthin tumor With the exception of pleomorphic adenoma , salivary gland neoplasms are…

(1) Department of Pathology, Sinai Hospital of Baltimore Pathology, Baltimore, MD, USA   KeywordsThymomaThymic carcinomaTeratomaGerm cell tumorLymphomaBronchogenic cyst The thymus is a lymphoepithelial organ in the anterior mediastinum and is the…

(1) Department of Pathology, Sinai Hospital of Baltimore Pathology, Baltimore, MD, USA   KeywordsSertoliLeydigSeminomaSpermatocyticYolk sacEmbryonalTeratomaChoriocarcinoma The testis is not a common specimen. Resections in children or young adults may be…

(1) Department of Pathology, Sinai Hospital of Baltimore Pathology, Baltimore, MD, USA   KeywordsUrotheliumTransitionalVon Brunn’s nestPapillaryCarcinoma in situPapillomaNephrogenic adenoma Bladder biopsy specimens are usually submitted to rule out a urothelial…

(1) Department of Pathology, Sinai Hospital of Baltimore Pathology, Baltimore, MD, USA   KeywordsSquamousUrotheliumHyperplasiaMetaplasiaDysplasiaCarcinoma in situInvasion Complex, or multilayered, epithelia (squamous and urothelial) may progress through a spectrum of changes,…

(1) Department of Pathology, Sinai Hospital of Baltimore Pathology, Baltimore, MD, USA   KeywordsCellularityArchitectureNucleusCytoplasmNecrosisAdjectives The ability to speak the language is essential to effective learning in pathology. This chapter covers…