John J. Moon, MD

Watch a killer T cell of the immune system destroying a monstrous ovarian cancer cell. [🔬 Alex Ritter / RitterLab]

Quick infographic on findings that favor primary vs secondary Raynaud's. Any other useful findings? #MedEd #DermTwitter #NotebookLM

@DermTimesNow Excited to see trials and more interest in this space. Definitely need more attention for a problem we see routinely and can be devastating if untreated.

❗LEO Pharma has launched a phase 3 program of #delgocitinib cream for lichen sclerosus. The DELTA CARE 1 trial will test this topical pan-JAK inhibitor vs vehicle, aiming to deliver the first nonsteroidal option for LS. hubs.li/Q03_Pdf50 #LichenSclerosus #DermTwitter

We’re launching full-length, on demand practice exams for standardized tests in @GeminiApp, starting with the SAT, available now at no cost. Practice SATs are grounded in rigorously vetted content in partnership with @ThePrincetonRev, and Gemini will provide immediate feedback highlighting where you excelled and where you might need to study more. To try it out, tell Gemini, “I want to take a practice SAT test.”

Treated patient today with TNF-inhibitor induced lupus, which prompted this review on how this rare adverse effect occurs. Fortunately, completely resolved after withdrawal of medication. #MedEd #DermTwitter

Ridiculous, tried to start infusions for a patient and the “peer to peer” called during a patient visit with no way to call back so the infusion is denied and case is closed. Am I supposed to sit around all day for your call? Why can’t we make an appointment? @AnthemBCBS

Announcing our latest open medical AI models for developers: MedGemma 1.5, which is small enough to run offline & improves performance on 3D imaging (CT & MRI), & MedASR, a speech-to-text model for medical dictation. Both available on Hugging Face + Vertex AI. goo.gle/3L9oiII #MedGemma #HealthAI #GenerativeAI

❗Mabwell dosed the first patient in a phase 2 trial of #9MW3811, the first anti–IL-11 antibody studied for pathological scarring, aiming to block fibrotic signaling and reduce hypertrophic scars and keloids. hubs.li/Q03ZnYNm0 #DermTwitter

McCune-Albright Syndrome infographic for residents and medical students #MedTwitter

An 80-year-old man presented with a 4-day history of a rash on his abdomen. What is the most likely diagnosis? Submit your answer: nej.md/4jmqkBS

Gianotti-Crosti Syndrome and Unilateral Laterothoracic Exanthem infographic for residents

Roseola infographic for residents

Excited to see a new tool for our PN toolbox! 🧰 New Phase 2b data in @JAMADerm shows Vixarelimab hits both IL-31 (itch) and Oncostatin M (fibrosis) via the shared OSMR beta subunit. Check out my infographic below for the data breakdown! 🩺✨ #DermTwitter #MedEd

The study shows how individual fingerprint ridges deform when we touch different textures, revealing how subtle stretching and shifting along the ridge flanks may drive our remarkably fine tactile sensitivity. elifesciences.org/articles/93554…

7/ Good podcast on the topic. open.spotify.com/episode/4A12XE…

6/ Definitely expands our toolbox meaningfully. And also grateful that trial design included adolescents.

1/ 84% PASI-90 100% PASI-75 …and it’s a pill 💊 ICONIC-LEAD (icotrokinra, oral IL-23R blocker) shows biologic-level efficacy in psoriasis. #EADV2025 @eadv @JNJInnovMed