# Letterer-Siwe disease

> English word · Noun

## Definitions
1. Langerhans cell histiocytosis

## Etymology
Named after Erich Letterer and Sture Siwe.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/letterer-siwe-disease