For ages, they have been willing to throw down over the merits of serif versus sans-serif typefaces.
Quick Answer. Liver nodules, usually a sign of liver disease, can be caused by certain parasitic or viral infections, immune system abnormalities, cancer and genetic conditions, according to Mayo Clinic. Contributing factors include heavy alcohol or drug use, unprotected sex, obesity, diabetes and exposure to certain chemicals.
A solitary pulmonary nodule (indicated by the purple arrow) on a CT scan of the chest. Diagnosis can be made by a lung biopsy. Small biopsies obtained by core needle or bronchoscopy are commonly used for diagnosis of lung nodules. solitary pulmonary nodule (indicated by the purple arrow) on a CT scan of the chest. Diagnosis can be made by a lung biopsy. Small biopsies obtained by core needle or bronchoscopy are commonly used for diagnosis of lung nodules.