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UCSD Surgical Pathology Unknowns
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Case 147
A 60 year old male with an anal biopsy. What's your interpretation? A: Metaplasia B: LSIL C: HSIL D: SCC Answer The correct answer is C....
Case 146
A 54-year-old female with a large uterine mass What's the diagnosis? A: Fumarate hydratase deficient leiomyoma B: Dissecting leiomyoma C:...
Case 145
A 54-year-old female with multiple bone lesions. What's the molecular findings of this lesion? A: FUS-CREB fusion B: EWSR1-FLI1 fusion C:...
Case 144
A 60 year old female with abnormal uterine bleeding and treated with progestin, here is the biopsy: What's your interpretation? A: No...
Case 143
A 75-year-old female with a past medical history of abnormal uterine bleeding and a prior biopsy of atypical hyperplasia with atypical...
Case 142
A 67-year-old male with a large kidney mass. What's your diagnosis? A: Clear cell renal cell carcinoma B: Papillary renal cell carcinoma...
Case 141
A 63-year-old male with a large kidney mass. What's the diagnosis if keratin is negative? A: Synovial sarcoma B: SMACA4 deficient...
Case 140
A 77 year old female with history of breast cancer and radiation therapy now presented with a chest wall mass. 1.The tumor is negative...
Case 139
A 32 year old female with a large ovary mass. What is the chromosome findings commonly detected in this tumor? A: 17p loss ...
Case 138
A 76 year old male with elevated PSA and here is the prostate core biopsy: What's your interpretation without PIN4 IHC? A:...
Case 137
A 56 year old male with a remote history of thyroid lesion s/p thyroidectomy and now he presented with large neck lymph node. The outside...
Case 136
A 87-year-old male with a pigmented skull lesion 1.What is the diagnosis? A: compound nevus B: blue nevus C: malignant melanoma,...
Case 135
A 43 year old female with an enlarged lymph node: What's the stain? A: STAT6 B: SSX-SS18 C: FOSB D: HHV8 E: ERG Answer The stain is HHV8...
Case 134
A 76-year-old male with a lung mass: What's the morphology impression? A: Non cancer, reactive B: Non carcinoma, histiocytic lesion C:...
Case 133
A 73-year-old female with a 7.8 cm large thyroid mass. 1 2 3 4 1.What's the diagnosis? A: Papillary thyroid carcinoma B: Anaplastic...
Case 132
A 76 year old male with a large ovarian mass. What's the diagnosis? A: High grade serous carcinoma B: Low grade serous carcinoma C: Clear...
Case 131
A 54 year old female with abdominal pain and here is the biopsy: What's your favored diagnosis and next step? A: Carcinoma do...
Case 130
A 45-year-old female with a large ankle mass: 1.If the tumor did not show a MDM2 amplification, what's the best interpretation? A:...
Case 129
A 66-year-old female with abnormal uterine bleeding: If you see this on a biopsy sample, what's the diagnostic line? A: Papillary...
Case 128
A 54-year-old female with a 7.5 cm large gastric mass: Pan-keratin SMA The tumor is negative for pan-keratin and mitotically active with...
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