RN019 | Classification of renal tumors

Case ID: 171

Publication date: 08 Feb, 2025

Consensus grade: Mucinous tubular and spindle cell carcinoma

User	Diagnosis	Difficulty	Comment
Pathologist 1	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 2	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 3	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 4	Renal cell carcinoma, unclassified	Not typical
Pathologist 5	Insufficient tumor for diagnosis	Not typical
Pathologist 6	Renal cell carcinoma, unclassified	Typical
Pathologist 7	Renal cell carcinoma, unclassified	Not typical	High grade MTSC
Pathologist 8	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 9	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 10	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 11	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 12	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 13	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 14	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 15	Renal cell carcinoma, unclassified	Not typical	I would consider mucinous tubulary and spindle cell RCC, SDH defficient RCC, strange papillary RCC....
Pathologist 16	Mucinous tubular and spindle cell carcinoma	Typical	papillary type I can be discussed
Pathologist 17	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 18	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 19	Collecting duct carcinoma	Not typical
Pathologist 20	Mucinous tubular and spindle cell carcinoma	Not typical
Pathologist 21	Mucinous tubular and spindle cell carcinoma	Typical
Pathologist 22	Mucinous tubular and spindle cell carcinoma	Typical

Case description (by case creator):

Mucinous tubular and spindle carcinoma

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Consensus grade: Mucinous tubular and spindle cell carcinoma