Thinker's Sign
Thinker's sign, also called the Dahl sign, is a dermatologic sign of chronic obstructive pulmonary disease (COPD), characterized by hyperpigmented, bilateral, callused patches triggered by continuous tripod posture. It also can be associated with bilateral hyperkeratosis and hyperpigmentation o...
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| Main Authors: | , |
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| Format: | Article |
| Language: | English |
| Published: |
American College of Physicians
2024-03-01
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| Series: | Annals of Internal Medicine: Clinical Cases |
| Online Access: | https://www.acpjournals.org/doi/10.7326/aimcc.2023.1326 |
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