Medullary carcinoma

Medullary carcinoma may refer to one of several different tumors of epithelial origin. As the term "medulla" is a generic anatomic descriptor for the mid-layer of various organ tissues, a medullary tumor usually arises from the "mid-layer tissues" of the relevant organ.

Medullary carcinoma
Micrograph of a medullary carcinoma of the thyroid. H&E stain.
Specialty	Oncology

Medullary carcinoma most commonly refers to:

• Medullary thyroid cancer
• Medullary breast carcinoma

Medullary carcinoma may also refer to tumors of the:

• Ampulla of Vater
• Gallbladder
• Kidney (Renal medullary carcinoma)
• Large intestine
• Pancreas
• Stomach