II. Causes

  1. Hair Follicle
  2. Spontaneous non-follicular Pustule
  3. Secondary evolution of Vesicles

III. Description

  1. Raised circumscribed lesion
  2. Contains purulent exudate (white, yellow, green)
  3. Follicular Pustules are conical with hair in center
  4. Non-follicular Pustules vary in shape

IV. Labs

  1. Gram Stain and culture of pustular discharge

V. Examples

  1. Drug eruption
  2. Generalized Pustular Psoriasis syndrome

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Ontology: pustule (C0241157)

Definition (SCTSPA) Vesícula llena de leucocitos
Definition (SNOMEDCT_US) A vesicle filled with leukocytes
Concepts Finding (T033)
SnomedCT 271760008, 47002008
English Skin Pustule(s), skin pustules, skin pustules (physical finding), pustules, pustules were seen, skin pustule, pimple, Pustule of skin, Skin pustule, Cutaneous pustule, Pustule, Pussey spot, Pustule (disorder), Pustule (morphologic abnormality), Pustule, NOS, pustule
Dutch pustula
French Pustule
German Pustel
Italian Pustola
Portuguese Pústula
Spanish Pústula, pústula (anomalía morfológica), pústula (trastorno), pústula
Japanese 膿疱, ノウホウ
Czech Pustula
Hungarian pustula