
The Cribsiders S7 Ep157: #157: Tinea, Atopic Dermatitis, Acne : Rapid Review (FFTC)
Oct 29, 2025
Dive into the world of dermatology as the hosts tackle tinea with practical culture tips and antifungal choices. Uncover the nuances of atopic dermatitis, from defining criteria to practical care, including emollients and advanced treatments. Learn the ins and outs of managing acne, including classifications by age and first-line topical treatments. The discussion also highlights the importance of accessibility in acne care and the complexities around isotretinoin. It's a rapid-fire review of essential dermatological pearls!
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Always Culture Suspected Tinea
- Send a tinea culture with a low threshold when you suspect dermatophyte infection to confirm diagnosis.
- If flakes aren’t removable, rethink tinea and consider alternate diagnoses before treating.
Practical First-Line Tinea Regimen
- Start topical ketoconazole twice daily for 2–3 weeks if leaning toward tinea while awaiting culture results.
- If no improvement, continue ketoconazole and add a mid-potency topical steroid, then consider dermatology.
Ketoconazole: Dual Antifungal And Anti-Inflammatory
- Ketoconazole offers antifungal and anti-inflammatory effects and can be continued two weeks after clearance.
- Resistance is uncommon, so longer topical use is generally low risk.




