Case of the Week
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Case History
The patient is a 73-year-old female with history of complex cystic and solid ovarian mass on CT. A pelvic wash was performed, exhibiting multiple clusters as seen in the pictures below (Pap stain, Diff-Quik and cell block).
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Case History
A 63-year-old female presented with a history of coughing, wheezing, and recurrent pneumonia and underwent CT imaging for evaluation of her symptoms. A 1.4 cm central, well-circumscribed nodule with increased attenuation was identified on contrast CT.
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Case History
A 73-year-old male with a history of relapsed/refractory NK T-cell lymphoma, s/p chemo and immune checkpoint inhibitors therapy. The patient now presents with new onset nephrotic syndrome and acute kidney injury.
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Case History
A 60 year-old male presented with multiple skin lesions which was biopsied (figure). Wokup revealed the lesional cells positive for OCT2, CD68, & negative for MelanA/HMB45/SOX10.
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Case History
A 35 y/o male, with a pathological fracture of the left humerus and a 6.5 cm marrow-replacing lesion.
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Case History
A 60-year-old woman presents with urinary symptoms, abdominal distension and bloating. A CT scan shows a large pelvic mass. A bilateral salpingo-oophorectomy with omentectomy is performed and reveals a 27.5 x 22.5 x 17.9 cm white, firm, and solid mass in the left ovary. Immunohistochemical staining shows positivity with pan-cytokeratin, CAM5.2, ER, PR, WT1, and PAX8 (patchy). Beta-catenin shows nuclear patchy staining. Calretinin, inhibin, and SF-1 are negative in neoplastic cells. The neoplastic cells are negative for GATA3, TTF-1, CDX2, INSM1, chromogranin, and synaptophysin.
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Case History
A 61-year-old female with erythematous vulvar lesion and previous history of invasive high-grade utothelial carcinoma.
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Case History
A 53-year-old female with acute hypoxic respiratory failure and pancytopenia. Imaging showed pulmonary infiltrates and lymphadenopathy. The morphology of a right axillary lymph node and immunohistochemical stains are shown.
