Alligators. An alligator is a crocodilian in the genus Alligator of the family Alligatoridae. There are two living alligator species: the American alligator (Alligator mississippiensis) and the Chinese alligator (Alligator sinensis). In addition, several extinct species of alligator are known from fossil remains. Alligators first appeared during the Oligocene epoch about 37 million years ago.
Results: 442 causes of Parotid Swelling OR Swollen lymph nodes. 1. A rare disorder where most of the red blood cells are abnormal with spiny projections due to lipid abnormalities. The blood abnormality is seen in conditions such as abetalipoproteinemia, severe liver disease and severe malnutrition.
Recurrent Lymphangiectasia of the Left Supraclavicular Fossa: An Unusual Cause of Paroxystic Swelling. A 64-year-old white woman had painless swelling of the left supraclavicular fossa extending to the side of the neck (Figure 1). She also had abdominal pain. She reported that the same symptoms had previously occurred 3 times over the course of 25 years and had always spontaneously resolved within 3 days.