Case of the Week
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Case History
A 50-year old male presents with a unilocular radiolucent lesion in the left anterior mandible noted on dental x-ray. A biopsy is performed and representative sections are shown.
What is the diagnosis?
- Mucoepidermoid carcinoma
- Periapical/radicular cyst
- Odontogenic keratocyst
- Glandular odontogenic cyst
- Details
Case History
The patient is a 56-year-old male with bowel perforation.
What is the diagnosis?
- Enteropathy-associated T-cell lymphoma (EATL)
- Monomorphic epitheliotrophic intestinal T-cell lymphoma (MEITL)
- Details
Case History
The patient is a 57-year-old male with a history of squamous cell carcinoma of the tonsil now presenting with a left neck mass.
What is the diagnosis?
- Squamous cell carcinoma
- Acinic cell carcinoma
- PTC
- Basal cell adenoma
- Details
Case History
The patient is a 76-year-old male with anemia (Hgb 8.6) and thrombocytopenia (15,000/microliter). Of note, serum copper levels are low. Photomicrographs of the bone marrow aspirate and biopsy are provided.
What is the most appropriate top diagnostic line?
- Dysplasia, see comment
- AML-MRC
- MDS-EB1
- MDS-NOS
- Details
Case History
Patient is a 66-year-old female with NASH cirrhosis s/p OLT. Specimen: native liver explant. Pictures:
A. Hematoxylin and eosin, 20x. B. Hematoxylin and eosin, 100x. C. PAS w/diastase, 40x
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Case History
The patient is a 50-year-old woman with a history of enlarged cervical lymph nodes.
- Details
Case History
The patient is a 25-year-old woman with bilateral ovarian masses.
- Details
Case History
A 52-year-old female presented with a breast mass.
A lumpectomy specimen shows the lesion illustrated in the images (A-D).
- Details
Case History
The patient is a 33-year-old female with large suprasellar mass.
What is a supplemental IHC that can be done to help predict possible post-op complications?
- GFAP
- IDH-1
- BRAF V600E
- TTF-1
