Dermpath Diagnosis

Brown Macule on the Waist

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References

The best diagnosis is:

a. granular cell tumor
b. intradermal nevus
c. Langerhans cell disease
d. mastocytosis
e. multicentric reticulohistiocytosis

Monomorphic cell infiltrate in the upper dermis (H&E, original
magnification ×100).
A closer view reveals cuboidal or spindle cells with basal
hyperpigmentation (H&E, original magnification ×200).

Continue to the next page for the diagnosis >>

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