Acne rosacea and Acne

Acne rosacea noun - A skin disease of adults (more often women) in which blood vessels of the face enlarge resulting in a flushed appearance.

Acne and acne rosacea are semantically related. In some cases you can use "Acne" instead a noun phrase "Acne rosacea".

Acne noun - An inflammatory disease involving the sebaceous glands of the skin; characterized by papules or pustules or comedones.

Acne rosacea and acne are semantically related. Sometimes you can replace phrase "Acne rosacea" with "Acne", this terms are similar.