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Pt w/Raynaud's phenomena is resistant to CCB tx. Next step?

User Fortboise
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Final answer:

For a patient with Raynaud's phenomenon resistant to calcium channel blockers treatment, alternative medications like prostaglandins, phosphodiesterase inhibitors, or endothelin receptor antagonists, as well as lifestyle changes, may be considered as the next step.

Step-by-step explanation:

For a patient with Raynaud's phenomenon who is resistant to calcium channel blocker (CCB) therapy, the next step can include changing to a different class of medications, such as prostaglandins, phosphodiesterase inhibitors, or endothelin receptor antagonists.

Raynaud's phenomenon is a condition characterized by episodes of reduced blood flow to the fingers and toes, often triggered by cold temperatures or stress. Calcium channel blockers (CCBs) are often the first line of treatment due to their vasodilatory effects. However, when patients are resistant to CCBs, other therapeutic options need to be considered.

Alternatives may include prostaglandins which improve blood flow, phosphodiesterase inhibitors that help in vasodilation, and endothelin receptor antagonists that block the endothelin pathway, which constricts blood vessels. In some cases, lifestyle changes such as avoiding cold exposure, stress management, and quitting smoking may be recommended. Additionally, a consultation with a specialist for further evaluation and management may be necessary.

User Pietrovismara
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