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Microscopic photo showing fibrotic cystic wall with focal calcifications and intraluminal papillary excrescences. H & E stain. 4X objective magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Gastric Polyp. Microscopic photo: Gastric polyp with elongated, tortuous or dilated gastric foveola, pyloric or fundic glands. H & E Stain. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing tumor tissue composed of proliferation of closely packed, thin walled, variable sized capillaries. The uninvolved cerebeller cortex is noted in the upper portion of the photo (blue arrows). H&E stain. 10x objective magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

 

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Microscopic photo showing a high grade invasive breast carcinoma. The tumor cells are negative for ER (estrogen receptor), PR (progesterone receptor), HER2/neu, and CK 5/6 (cytokeratin 5/6). However, the tumor cells are strongly positive for EGFR (epidermal growth factor receptor) (see insert). Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Smears of needle biopsy with Papanicolaou's stain (or Pap stain). Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA. Microscopic photo 100X with oil.

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Microscopic photo showing tumor cells are negative for β-catenin, with no cell membrane stain. IHC stain. 40x. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing a multilobular tumor with solid and papillary or micropapillary projections into the cystic areas. 4X. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA

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Microscopic photo showing a terminal duct filled with marked cellular proliferation. Irregular intraluminal fenestrations are present. Vacuolated myoepithelial cells and collagen fibers are also present in the intraluminal space. H & E Stain 10X. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Gross photo showing a longitudinally bivalved uterus with a giant leiomyoma in the uterine fundus. The cut surface of the leiomyoma is gray-white with whorled appearance and the mass is sharply circumscribed. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing a cross section of an umbilical cord in which there is only a single artery and a vein: a "two vessel" umbilical cord. Such cords occur in about 1% of births. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing multiloculated complex cysts lined by atypical mucinous lining epithelium with nuclear stratification and goblet cells. Intracystic tumor necrosis is focally seen (black arrow). H & E stain. 20X. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA. (乔建华医学博士, 美国病理学家学院专家会员。美国加州洛杉矶)

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Microscopic photo showing tumor cells from a fine needle aspiration cytology smear. Tumor cells exhibit nuclear features of papillary thyroid carcinoma, including indentation of nuclear envelope, deep nuclear groove, ground-glass (optically cleared or “Orphan Annie eye”) appearance of chromatin, and intranuclear cytoplasmic pseudoinclusions. Papanicolaou's stain. 100X Oil. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA

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Microscopic photo showing a high grade invasive breast carcinoma. The tumor cells are negative for ER (estrogen receptor)(see insert), and negative for PR (progesterone receptor)(see insert). HER2/neu is overexpressed, and Ki-67 (proliferation rate) is high. This subtype tends to respond to drugs that target the HER2 protein. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing benign colonic mucosa with numerous unlined variable sized clear spaces in the lamina propria. H&E stain. 20X objective magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

 

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Gross photo showing prominent and thickened ileocecal valve (Blue arrows). The cut surface is indicated by red arrows. T is terminal ileum mucosa. C is cecal mucosa.

Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA

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Gross photo showing a large ovarian tumor with solid and cystic cut surface. Hemorrhage and necrosis are grossly visible. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

 

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Gross Photo of a Radical Orchiectomy Specimen Showing: A large testicular tumor with bulky, homogeneous pink-tan lobulated and bulging cut surface. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing tumor cells are diffusely positive for WT-1. IHC stain. 20X objective magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing benign esophageal squamous mucosa with numerous intraepithelial eosinophils. H & E stain. 40X objective magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing neoplastic adenomatous tubules with areas of intestinal metaplasia. Foci of intraluminal acute inflammation are present. H & E stain. 10X Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing an encapsulated tumor composed of lobulated and organoid arrangement of brown fat cells. H&E stain. 2X objective magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

 

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Gallbladder: Gross Photo. Cholesterol stones, numerous, yellow, round, and variable sized. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

 

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Microscopic photo showing benign polypoid colon mucosa with mild chronic inflammation and clusters of foamy histiocytes in lamina propria. H & E stain. 10X Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic Photo. Adenocarcinoma in-situ. Notice the malignant nuclear features lining epithelium, including hyperchromasia, enlarged and elongated nuclei, and a few mitotic figures and apoptotic bodies. H&E Stain. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA

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Gross photo of an opened ovarian cyst with hairs and greasy sebaceous material. A tooth is indicated by a red arrow. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing a few clusters of malignant tumor cells forming glands/ducts. Reactive mesothelial cells and a few small mature lymphocytes are present in the background. Cell block section. H & E stain. 100 X oil. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing a duodenal polyp with proliferation of neoplastic tubules. The neoplastic tubules are hyperchromatic with diminished cytoplasmic mucin production. The normal duonenal villi are present at the left side of the photo. H & E stain. 20X. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA. (乔建华医学博士, 美国病理学家学院专家会员。美国加州洛杉矶)

 

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Gallbladder: Gross Photo. Pigment stones, numerous, brown, irregular, and variable sized. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

 

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Microscopic photo showing abundant extracellular mucin pools and a few tumor cell clusters H & E stain. 10X objective magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic Photo. Chronic hepatitis C. Trichrome stain demonstrates bridging fibrosis with architectural distortion and cirrhosis (stage 4). Trichrome Stain. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA

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Microscopic photo showing large tumor cells, apoptotic tumor cells, lymphoglandular bodies (red arrows), and small lymphocytes. Intraoperative touch prep smear. H & E stain. 100X oil objective magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing blood smear made from EDTA anticoagulated blood showed many polymorphonuclear leucocytes to be surrounded by platelet in a rosette-like fashion. Wright-Giemsa Stain. 100X oil magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo. The tumor shows stromal hypercellularity, particularly next to epithelial elements. H&E Stain. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA

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Umbilical Cord. Microscopic photo: Section shows neutrophilic infiltration of an umbilical artery. H & E Stain. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo shows markedly thickened gallbladder wall with chronic cholecystitis and nodular aggregation of histiocytes. H & E stain. 2X objective magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing cross section of posterior tibial artery with circumferential medial calcifications, foci of ossification and 75 % of luminal stenosis. H & E stain. 10X Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing a cross section of a dilated appendix filled with tenacious mucinous secretion. Mucin focally dissects into the appendix wall. H & E stain. 4X. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing tumor cells from a fine needle aspiration cytology smear. Tumor cells exhibit nuclear features of papillary thyroid carcinoma, including indentation of nuclear envelope, deep nuclear groove, ground-glass (optically cleared or “Orphan Annie eye”) appearance of chromatin, and intranuclear cytoplasmic pseudoinclusions. Papanicolaou's stain. 100X Oil. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Gallbladder: Gross Photo. Cholesterol stones, multiple, yellow, irregular, and variable sized. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic photo showing tumor cells are diffusely positive for PR (Progesterone Receptor). IHC stain. 20X objective magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic Photo. Five enlarged renal tubular epithelial cells with enlarged basophilic nuclei with inclusions. Tubular injury is present. H&E Stain. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA

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Microscopic Photo. A tubular adenoma with proliferation of neoplastic tubules. The neoplastic glands are lined by hyperchromatic glandular epithelium with elongated nuclei and reduced cytoplasmic mucin production. Surface villous architecture formation is noted. H&E Stain. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA

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Microscopic photo showing blood smear made from EDTA anticoagulated blood showed many polymorphonuclear leucocytes to be surrounded by platelet in a rosette-like fashion. Wright-Giemsa Stain. 100X oil magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic Photo. Tubular adenoma with focal high grade dysplasia. The high grade dysplasia shows complex glands and focal intraluminal tumor necrosis. There is no mucosal stromal desmoplastic reaction. H&E Stain. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA

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Microscopic photo showing tumor cells are diffusely positive for inhibin A. IHC stain. 20X objective magnification. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA.

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Microscopic Photo. The neoplastic glands are lined by hyperchromatic glandular epithelium with elongated nuclei and reduced cytoplasmic mucin production. The normal crypts are at right lower corner. H&E Stain. Jian-Hua Qiao, MD, FCAP, Los Angeles, CA, USA

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