Erythema toxicum neonatorum Erythema toxicum neonatorum Erythema toxicum neonatorum (also known as erythema toxicum, urticaria neonatorum and toxic erythema of the newborn) is a common rash in neonates. It appears in up to half of newborns carried to term, usually between day 2–5 after birth; it does not occur outside the neonatal period. Erythema toxicum is characterized by blotchy red spots on the skin with overlying white or yellow papules or pustules. These lesions may be few or numerous. The eruption typically resolves within first two weeks of life and frequently individual lesions will appear and disappear within minutes or hours. It is
Baumann Skin Types identify various skin phenotypes and use that knowledge for patient selection for clinical research trials and to recommend proper skincare ingredients and products. The classification system has been adopted by estheticians, dermatologists, consumers and retailers to match cosmeceutical ingredients and skin care products to specific skin types. The type assigned is determined by a self-completed questionnaire, marketed as the "Baumann Skin Type Indicator" (BSTI). The typing system identifies four key skin attributes (dry/oily, sensitive/resistant, pigmented/non-pigmented and wrinkle-prone/tight), represented as D/O, S/R, P/N, and W/T. Combining these results in 16 possible types. For example, one type is ORPW (oily, resistant, pigmented,