Indeterminate Leprosy, also known as uncharacteristic leprosy, is related to leprosy 3 and lepromatous leprosy. An important gene associated with Indeterminate Leprosy is REX1BD (Required For Excision 1-B Domain Containing), and among its related pathways/superpathways are Nervous system development and Keratinization. Affiliated tissues include skin and lymph node.