Case ID: 615

Publication date: 14 Jan, 2016

Consensus grade: oncocytoma

User Diagnosis Difficulty Comment
Pathologist 1 oncocytoma Not typical
Pathologist 2 oncocytoma Typical
Pathologist 3 oncocytoma Typical

diagnosis in biopsy: oncocytic neoplasm, final diagnosis need IHC and resection specimen

Pathologist 4 Insufficient tumor for diagnosis Not typical

Could be oncocytoma or RCC, unclassified....low-grade oncocytic type

Pathologist 5 Renal cell carcinoma, unclassified Not typical

The usual differential diagnosis for pink-staining kidney tumors.

The photos have a lot of strange brown spots/

Pathologist 6 oncocytoma Typical
Pathologist 7 oncocytoma Typical

definitive diagnosis of oncocytoma on needle biopsy requires ihc

Pathologist 8 Chromophobe RCC Typical
Pathologist 9 oncocytoma Typical
Pathologist 10 Other Typical

Renal oncocytic neoplasm; differential includes oncocytoma, chromophobe, or a low-grade unclassified oncocytic tumor.

Pathologist 11 Insufficient tumor for diagnosis Not typical
Pathologist 12 oncocytoma Typical
Pathologist 13 oncocytoma Not typical
Pathologist 14 Chromophobe RCC Not typical
Pathologist 15 Other Not typical
Pathologist 16 oncocytoma Typical
Pathologist 17 oncocytoma Typical
Pathologist 18 oncocytoma Not typical

in core biopsy I am always very carefull....hope this is RO

Pathologist 19 oncocytoma Not typical
Pathologist 20 Tubulocystic RCC Not typical
Pathologist 21 oncocytoma Typical
Pathologist 22 oncocytoma Typical
Pathologist 23 oncocytoma Typical
Pathologist 24 oncocytoma Typical


Case description (by case creator):

oncocytoma biopsy