Numb chin syndrome as the initial presentation of posttransplant lymphoproliferative disorder.

摘要: Numb chin syndrome is a sensory neuropathy caused by compromise of the mental nerve, posterior branch inferior alveolar which leads to numbness or tingling in its respective distribution. There no loss motor function, as nerve contains fibers. While associated with certain benign etiologies (1–3), condition increasingly reported manifestation malignancy, including prostate adenocarcinoma (4, 5), lymphoma and leukemia (6–8), multiple myeloma (9), breast cancer (10). many these malignancies are other historical physical signs symptoms, numb often presents initial symptom (11–15), awareness this finding should raise suspicion for an underlying malignancy may even contribute earlier detection.