Papula vs. Papule — What's the Difference?

Papulae (sing. papula; also occasionally papulla, papullae), also known as dermal branchiae or skin gills, are projections of the coelom of Asteroidea that serve in respiration and waste removal.

A papule is a circumscribed, solid elevation of skin with no visible fluid, varying in area from a pinhead to 1 cm. Papules can be brown, purple, pink or red in color, and can cluster into a papular rash.

A small, solid, usually inflammatory elevation of the skin that does not contain pus.

A small pimple or swelling on the skin, often forming part of a rash.

(medicine) A pimple; a small, usually conical, elevation of the cuticle, produced by congestion, accumulated secretion, or hypertrophy of tissue; a papule.

A small, solid, usually inflammatory elevation of the skin that does not contain pus.

(zoology) One of the numerous small hollow processes of the integument between the plates of starfishes.

A small, inflammatory, irritated spot on the skin, similar in appearance to a pimple, but not containing pus.

A pimple; a small, usually conical, elevation of the cuticle, produced by congestion, accumulated secretion, or hypertrophy of tissue; a papule.

Same as Papula.

One of the numerous small hollow processes of the integument between the plates of starfishes.

A small inflamed elevation of skin that is nonsuppurative (as in chicken pox)