Cells - 2
Chromafin
Sustentacular cells - support
Tumors - 2
Pheochromocytoma - adults
Neuroblastoma - children
Pheochromocytoma - law of 10 - 4
10% - outside of adrenal
10% - dual sided
10% - no elevation in BP.
10% - cancerous
6 Familial mutations causing 25% of Pheochromocytoma
RET NF1 VHL SDHD SDHC SDHB last 4 activite HIF-1a. VHL also RCC.
Pheochromocytoma - morphology
Alot of blood vessels, can be SALT AND PEPPER
Pheochromocytoma - symptoms -
elevated BP - 90%
papitation attacks- 67%
Pheochromocytoma - we look at urine for… - 2
Vanillylmandelic acid
Metanephrines