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[True and false acrocyanoses]
1Service de dermato-phlébologie et maladies sexuellement transmissibles, Hôpital Michallon, Grenoble.
La Revue Du Praticien
|November 14, 1998
Summary
Acrocyanosis, a condition causing blue extremities, affects young women and is diagnosed by specific symptoms. Early diagnosis and cold protection are key to managing this circulatory issue.
Area of Science:
- Vascular Medicine
- Dermatology
Context:
- Acrocyanosis is a prevalent acrosyndrome in adolescent and young women.
- Diagnosis relies on four key clinical signs: persistent, painless extremity cyanosis, localized hypothermia, constant sweating, and skin infiltration.
Purpose:
- To define the diagnostic criteria for acrocyanosis.
- To outline the utility of capillaroscopy in diagnosis.
- To differentiate acrocyanosis from similar conditions.
Summary:
- The diagnosis of acrocyanosis requires four cardinal symptoms: permanent, painless cyanosis of the extremities, local hypothermia, persistent sweating, and elastic skin infiltration.
- Capillaroscopy is a useful, though not essential, diagnostic tool, revealing capillarovenular stasis.
- Supramalleolar erythrocyanosis is a common variant, while acrorhigosis and acroiodesis are considered pseudacrocyanosis.
Impact:
- Highlights the importance of recognizing specific clinical signs for accurate acrocyanosis diagnosis.
- Emphasizes preventive measures, primarily cold protection, for managing acrocyanosis.
- Clarifies differential diagnoses, aiding clinicians in distinguishing true acrocyanosis from other conditions.