Prognostic Significance of Occult Metastases Detected by Sentinel Lymphadenectomy and Reverse Transcriptase–Polymerase Chain Reaction in Early-Stage Melanoma Patients PURPOSE: Leptomeningeal disease ...
Leptomeningeal disease (LMD) remains one of the most challenging diagnoses in neuro-oncology. MRI returns normal or inconclusive results in 20 to 30 percent of confirmed cases, and CSF cytology can ...