A darkened patch of endobronchial mucosa was found during bronchoscopy in a 55-year-old man with a history of orthotopic liver transplantation complicated by post-transplantation Kaposi’s sarcoma.
Having a loose toenail or fingernail can be a troubling symptom, especially if you don't know what caused it. Usually, getting a loose nail is a gradual process that only impacts part of the nail.