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See subtypes below: Mixed with neuroendocrine carcinomaOncocytic variant

General
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Clinical features
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Familial causes
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Criteria for malignancy
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Case reports
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Treatment
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Gross description
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Gross images
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Necrotic and hemorrhagic

von Hippel-Lindau patient

Micro description
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Micro images
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Alveolar and trabecular patterns

Alveolar pattern

Tumor with delicate vasculature

Abundant basophilic cytoplasm

Nests of large pink cells with prominent vasculature between nests



Nuclear pseudoinclusions

Resemble ganglion cells

Pigmented pheochromocytoma

Negative MelanA/A103 staining (right)



NSE

Synaptophysiin

S100

Topoisomerase

Virtual slides
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Pheochromocytoma

Positive stains
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Negative stains
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Molecular description
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Electron microscopy description
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Electron microscopy images
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Neurosecretory granules

Various images

Differential diagnosis
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Mixed with neuroendocrine carcinoma

General
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Case reports
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Gross images
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Well circumscribed mass

Micro description
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Micro images
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Neuroendocrine carcinoma and pheochromocytoma

Neuroendocrine carcinoma in vaginal wall

Immunohistochemistry
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Electron microscopy description
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Electron microscopy images
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Abundant cytoplasm




Oncocytic variant

General
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Prognosis
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Clinical features
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Case reports
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Clinical images
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Right adrenal tumor is very close to liver

Abnormal uptake in right adrenal gland

Gross description
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Gross images
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Bark-like, solid, and with some cystic changes

Micro description
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Micro images
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Alveolar pattern

Positive stains
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Electron microscopy description
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End of Adrenal gland and paraganglia > Adrenal medulla > Pheochromocytoma



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