Stretch marks are long, narrow streaks, stripes or lines that develop on the skin and which differ in hue from the surrounding skin. They are the result of a sudden stretching of the skin and are extremely common. Anyone can develop stretch marks, although they tend to affect more women than men.
Prinzmetal's angina is a form of unstable angina, meaning it usually occurs at rest, between the hours of midnight and early morning, and there's no predictable pattern to bouts of pain. (This is in contrast to stable angina, which is predictable pain caused by exercise or exertion.)
Abdominal angina is abdominal pain after eating that occurs in individuals with ongoing poor blood supply to their small intestines known as chronic mesenteric ischemia. Although the term angina alone usually denotes angina pectoris, angina by itself can also mean any spasmodic, choking, or suffocative pain, with an anatomic adjective defining its focus; so, in this case, spasmodic pain in the abdomen. Stedman's Medical Dictionary Online defines abdominal angina as intermittent abdominal pain