Anetoderma with positive Darier’s sign

When skin showed a sign of pubertal growth: striae distensae of the lower back in a 12-year-old boy

“…Its etiology still unknown but has been hypothesized that reduced levels of the genes encoding collagen and fibronectin are involved in the thinning of connective tissue leading to the atrophic appearance of striae [2]. with sudden growth spurt [3]. The most commonly reported location for striae distensae was breasts, upper thighs, back and lower abdomen.…”

“…The most commonly reported location for striae distensae was breasts, upper thighs, back and lower abdomen. Striae have also been observed in obese individuals and can be associated with Cushing syndrome, Marfan syndrome, other collagen disorders and with excessive marijuana use [3].…”