Adrenal cyst

ADRENAL CYST
  • Age: common in 5th and 6th decades but can occur at any age
  • Signs and symptoms: Non-specific with dull flank pain, gastrointestinal symptoms like epigastric distress and palpable abdominal mass. Anemia if there is hemorrhage into cyst
  • Types of cysts
    • Epithelial cyst – this is true glandular or retention cyst
    • Endothelial cyst – lymphangiomatous or angiomatous cysts lined by endothelial cysts
    • Parasitic cyst – Echinococcal cysts
    • Pseudocyst – unilocular lined by dense fibrous tissue
[Reference: Tumors of the Adrenal glands and extraadrenal paraganglia. AFIP atlas of Tumor pathology. Series 4]

 

Adrenal cyst: Fibrocollagenous cyst wall lined by cuboidal epithelium (H&E,X50)

 

Adrenal cyst: Fibrocollagenous cyst wall lined by cuboidal epithelium (H&E,X100)

 

Adrenal cyst: Fibrocollagenous cyst wall lined by cuboidal epithelium (H&E,X400)

 

Pseudocyst of Adrenal

 

Pseudocyst lined by fibrous wall (H&E,X100)