Adrenal myelolipoma

Adrenal myelolipoma is a benign tumour of the adrenal gland.

Myelolipoma redirects here.

General

• Benign and rare.
• Typically asymptomatic and hormonally inactive.
  • Symptoms: back or abdominal pain.
• Diagnosis - usu. by abdominal CT.

Treatment:

• Watchful waiting if small (<=7 cm) and asymptomatic.

Microscopic

Features:

• Adipose tissue.
• Hematopoietic elements from all three lineages:
  1. Erythroid.
  2. Myeloid.
  3. Megakaryocytic.
• +/-Calcification.

DDx:

• Angiomyolipoma of the kidney.
• Lipoma.
• Liposarcoma.
• Teratoma.

Images

• 

  Myelolipoma (WC/Mattopaedia)

www:

• Myelolipoma (nih.gov).
• Adrenal myelolipoma (upmc.edu).

See also

• Adrenal gland.