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Multiple Xanthogranulomas in a Teenager.

Katelyn Urban¹, Miesha Merati², Lydia Parker²

¹Dermatology, Lake Erie College of Osteopathic Medicine, Greensburg, USA.

|September 5, 2020

Summary

This summary is machine-generated.

Juvenile xanthogranuloma (JXG) typically affects infants with single lesions. This case highlights multiple JXG lesions in a 17-year-old, suggesting varied presentations in older patients.

Keywords:

juvenile xanthogranuloma multiple xanthogranuloma nevoxanthoendothelioma non-langerhans cell histiocytosis

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Area of Science:

Dermatology
Histopathology
Pediatric Oncology

Background:

Juvenile xanthogranuloma (JXG) is a rare, non-Langerhans cell histiocytosis.
JXG commonly presents as a solitary cutaneous lesion in infancy.
Multiple JXG lesions are infrequently reported, particularly in older individuals.

Observation:

A 17-year-old female presented with multiple asymptomatic skin nodules and plaques.
Clinical presentation was atypical for the typical infantile JXG demographic.
Diagnostic confirmation relied on histopathologic examination.

Findings:

Histopathology revealed characteristic foamy histiocytes.
Touton giant cells were identified, confirming the diagnosis of xanthogranuloma.
The case represents a rare instance of multiple JXG in an adolescent.

Implications:

The clinical course and management of multiple JXG in older patients may differ from infantile cases.
This case expands the known spectrum of JXG presentation.
Further research is warranted to understand the natural history of atypical JXG presentations.