Munro's microabscess

Mun·ro's microabscess

A microscopic collection of polymorphonuclear white blood cells found in the stratum corneum in psoriasis. Also called Munro's abscess.
References in periodicals archive ?
Examination of the biopsy specimen obtained from the knee revealed regular acanthosis and hypogranulosis, mild spongiosis, and intraepidermal clusters of neutrophils (Munro's microabscess) in the epidermis, and the diagnosis of psoriasis was confirmed.
There is no suprapapillary thinning of the epidermis or Munro's microabscesses as seen in psoriasis.