Table of Contents
Definition / general | Case reports | Gross images | Microscopic (histologic) description | Microscopic (histologic) images | Positive stains | Negative stains | Electron microscopy descriptionCite this page: Ehdaivand S. Strumal carcinoid. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/ovarytumorcarcinoidstrumal.html. Accessed December 22nd, 2024.
Definition / general
- Has features of carcinoid tumor and struma ovarii
- Associated with MEN IIA / III
Case reports
- Associated with MEN IIA (Arch Pathol Lab Med 1992;116:200)
Gross images
AFIP images
4 cm, rounded, brown nodule (bottom)
Microscopic (histologic) description
- Often other teratomatous elements
Microscopic (histologic) images
AFIP images
Admixed: struma (right) merges with trabecular carcinoid (left)
Admixed: trabecular
carcinoid with
microfollicles
containing colloid
Chromogranin (top), thyroglobulin (bottom)
With formation of
layer of steroid cells
in adjacent ovarian
stroma
Positive stains
- Neuron specific enolase, chromogranin, synaptophysin, thyroglobulin and PAP (similar to rectal carcinoids)
Negative stains
Electron microscopy description
- Numerous electron-dense neurosecretory granules (Am J Clin Pathol 1978;69:356)
