A 16-yo boy was brought to the ED at midnight with palpitations. His back had linear reddish purple marks, which he reported had been there for years. He denied hx of physical injury. He was thin and reported a rapid growth spurt.
Physiological striae
Self-abuse
Child abuse
Addison disease
Caput medusa
You are correct. Benign striae can be seen in nonobese individuals due to a sudden growth spurt. Striae may also be associated with obesity, Cushing syndrome, Marfan syndrome, various collagen disorders, and excessive marijuana use.