S20.142A
ICD-10-CMExternal constriction of part of breast, left breast, initial encounter
This diagnosis code indicates an external force or object is causing compression or narrowing of a portion of the left breast. This constriction is typically due to an external factor rather than an internal pathological process.
Apply this code when a patient presents with a left breast injury caused by an external constricting agent, such as a tight bra, clothing, or a seatbelt. It is appropriate for the initial visit where the injury is first evaluated and treated.
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