Essentials – Stimulants and Cognitive-Enhanci...

Why does a patient on furosemide end up needing a potassium supplement? In this episode we walk the length of the nephron— proximal tubule, loop of Henle, distal convoluted tubule, and collecting duct—and trace exactly how each segment reabsorbs and secretes to keep sodium, water ...  Show more

Gallstones are hardened deposits that form when substances such as cholesterol or unconjugated bilirubin become overly concentrated in bile. They vary greatly in size and often cause no symptoms, but stones that leave the gallbladder can obstruct the biliary tract and cause infla ...  Show more

Review of autoimmune disorders that primarily affect the skin or have prominent dermatologic manifestations. 

This case covers autoimmune blistering diseases. The corresponding video is on YouTube ( https://youtu.be/rCMWIkm40K8). **Thank you to our sponsor Doc2Doc Lending, the Personal Lending platform designed for Doctors, by Doctors. Check out https://doc2doclending.com/davinci to learn ...  Show more

Send me a derm question or story through text or voicemail!A pustule is a common dermatologic lesion. Though it is often related to a secondary pyoderma, there are other differentials that can cause a pustule. From recognizing it clinically, sampling for diagnostics and coming up ...  Show more

In this episode Niki and Catriona discuss common skin conditions; eczema, psoriasis and rosacea and they also touch on baby skin care and routines. They cover the presentation, causes, triggers and treatments of these very common and often challenging skin conditions. They explai ...  Show more