Renal Oncocytoma
Contributors
Daynna Wolff PhD FACMG Yajuan Liu, PhD Rajyasree Emmadi, MD Banumathy Gowrishankar, PhD Jane Houldsworth, PhD
Tumor Type
Renal Cell Carcinoma
Tumor Classification
Renal Oncocytoma
Description
Oncocytoma is a benign renal epithelial neoplasm and account for 5% of the tumors derived from tubular epithelium (Diaz JI, Mora LB, Hakam A. The Mainz Classification of Renal Cell Tumors. Cancer Control. 1999 Nov;6(6):571-579)
IHC Markers
Genomic Gain/Loss/LOH
| Chromosome | Gain/Loss/Amp | Region |
|---|---|---|
| 1 | Loss | Chr1 |
| 2 | Loss | Chr14 |
| 3 | Loss | Chr21 |
| 4 | Loss | ChrX |
| 5 | Loss | ChrY (male) |
Rearrangements
CCND1 (11q13.3)
Mutations (SNV/INDEL)
From Cosmic Mutated in >20%
Mutated in 10-20%
Mutated in 5-10%
CREBBP (6%), PTEN (6%), MET (6%)
Mutated in 2-5%
VHL (2%), TP53 (2%), ATM (3%), APC (3%), SRSF2 (3%). MLH1 (3%), GRIN2A (3%), NSD1 (3%), TCF3 (3%), BCAR3 (3%), ARID1A (3%), MAF (3%), TCF12 (3%), RANBP2 (3%), BCOR (3%),MECOM (3%), PCM1 (3%)
mtDNA
Epigenomics (methylation)
Unknown
Main Pathways Involved
Mitochrondrial electron transport chain, autophagy and golgi trafficking.
Diagnosis
Write your comments here
Prognosis
Write your comments here
Therapeutics
Write your comments here
Familial Forms
Write your comments here