Sucking callus/blister
Alerts and Notices
Synopsis

Sucking blisters are noninflammatory (bullae or vesicles) blisters occurring on an extremity (sometimes bilateral) or lips of the newborn. They are due to repetitive sucking in utero. At birth, newborns may be observed sucking in the area of the blister. Continued sucking may result in a callus.
Codes
ICD10CM:
L84 – Corns and callosities
SNOMEDCT:
403853008 – Neonatal sucking blisters
L84 – Corns and callosities
SNOMEDCT:
403853008 – Neonatal sucking blisters
Look For
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Diagnostic Pearls
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Differential Diagnosis & Pitfalls
- Epidermolysis bullosa simplex presents with multiple blisters.
- Herpes simplex virus (HSV) has inflammatory grouped vesicles.
Best Tests
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Management Pearls
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Therapy
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References
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Last Updated:10/22/2017