BACKGROUND Primary malignant melanoma of the esophagus accounts for 0.1%-0.2%of all esophageal malignancies,including melanotic and amelanotic melanomas.Primary
IgG4-related disease(IgG4-RD)is an immune-mediated fibroinflammatory disorder that can occur in almost all systemic organs and generally responds to corticoster
This paper reports two cases of long QT syndrome(LQTS)which presented with seizures as their initial feature.Case 1,AB was seen in emergency department with pos