Luke Johnson

Dermasphere - The Dermatology Podcast

Health EN ↓ 214 episodes

For dermatology practitioners, Dermasphere covers the most important updates from the latest articles and research in the field. Maybe you don’t have time to read the journals—but we hope you have time to listen to a podcast about them!

Author

Luke Johnson

Category

Health

Podcast website

dermaspherepodcast.com

Latest episode

Jul 6, 2026

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Episodes

Bonus - Demo 02. Cyclosporine and SJS - HTN leads to inconsequential bleeding in Mohs - Hydroxychloroquine for morphea - Omadacycline for skin infections - Suture spacing doesn't matter on the head an 03.08.2020

Cyclosporine and SJS [ article ] HTN leads to inconsequential bleeding in Mohs [ article ] Hydroxychloroquine for morphea [ article ] Omadacycline for skin infections [ article ] Suture spacing doesn't matter on the head and neck [ article ] Tattoos and risky behaviors [ article ] Go to www.dermaspherepodcast.com for links to the original articles!

32. CsA: Protective against viruses? - COVID causes multisystem inflammatory syndrome in children (MIS-C) - Silicone sheets and paper tape reduce hypertrophic scars - Would eversion doesn't matter - W 27.07.2020

CsA: Protective against viruses? [ article ] COVID causes multisystem inflammatory syndrome in children (MIS-C) [ article ] Silicone sheets and paper tape reduce hypertrophic scars [ article ] Would eversion doesn't matter [ article ] What are the oldest parts of your face? (The wrinkly, saggy bits.) [ article ] 

BONUS - Cutaneous manifestations of systemic disease 20.07.2020

This is a lecture Luke* gave to the pediatrics residents at the University of Utah entitled "Cutaneous Manifestations of Systemic Disease" on 7/8/2020. I'm afraid that only the audio was recorded, so no video is available. :-( * Luke Johnson, MD, assistant professor of dermatology at the University of Utah www.dermaspherepodcast.com/

31. The many faces of COVID: cutaneous manifestations - What's up with COVID toes? - Other COVID tidbits - Dupi does not increase infection risk - JAK-inhibitors work in morphea - What is DADA2? - Hyp 13.07.2020

The many faces of COVID: cutaneous manifestations [ article ] What's up with COVID toes? [ article ] Other COVID tidbits [ article ] Dupi does not increase infection risk [ article ] JAK-inhibitors work in morphea [ article ] What is DADA2? [ article ] Hypnosis works for pruritus [ article ]

BONUS - COVID, Androgens, Alopecia, and Sunlight - A Conversation with Carlos Wambier and Andy Goren 06.07.2020

Drs. Carlos Wambier and Andy Goren join us for a discussion about COVID, androgens, alopecia, sunlight, and more! www.dermaspherepodcast.com Luke and Michelle report no conflicts of interest.

30. What causes green hair? - Nicotinamide + zinc works for HS - Colloidal oatmeal cream works for hand eczema - Visible and UV light and the skin, guest starring melasma - Remember episodes 21-29? We 02.07.2020

What causes green hair? [ article ] Nicotinamide + zinc works for HS [ article ] Colloidal oatmeal cream works for hand eczema [ article ] Visible and UV light and the skin, guest starring melasma [ article ] Remember episodes 21-29? We do! [ archive ] www.dermaspherepodcast.com Luke and Michelle report no conflicts of interest.

Bonus - Demo 03. Longitudinal melanonychia - 5-FU wins for AKs - Drug-induced vs idiopathic SCLE - Optimizing the TBSE - Artificial intelligence beats dermatologists - 5-0 and 6-0 fast gut outcomes ar 22.06.2020

Longitudinal melanonychia [ article ] 5-FU wins for AKs [ article ] Drug-induced vs idiopathic SCLE [ article ] Optimizing the TBSE [ article ] Artificial intelligence beats dermatologists [ article ] 5-0 and 6-0 fast gut outcomes are equivalent [ article ] www.dermaspherepodcast.com Luke and Michelle report no conflicts of interest.

29. Wet wrap systemic absorption is insignificant…? - Antenatal steroids -> behavior problems - po beta-blockers work for rosacea - COVID pts are bald - Dupi works for BP - ABC… D for Dark? - Find Lis 15.06.2020

Wet wrap systemic absorption is insignificant…? [ article ] Antenatal steroids -> behavior problems [ article ;  editorial ] po beta-blockers work for rosacea [ article ] COVID pts are bald [ article ] Dupi works for BP [ article ] ABC… D for Dark? [ article ] Find Lisch nodules with your dermatoscope! [ article ] www.dermaspherepodcast.com Luke and Michelle report no conflicts of interest.

28. The ABCDs Still Work ...Except for the D - Masking Everyone for COVID: Does it Work? - Masks Prevent Passage of Virus - 50% TCA for Idiopathic Guttate Hypomelanosis - Acetophenone Azide: An Emer 01.06.2020

The ABCDs Still Work [ article ] ...Except for the D [ article ] Masking Everyone for COVID: Does it Work? [ article ] Masks Prevent Passage of Virus [ article ] 50% TCA for Idiopathic Guttate Hypomelanosis [ article ] Acetophenone Azide: An Emerging Shin Allergen [ article ] IgG4-Related Disease [ article ] www.dermaspherepodcast.com Luke and Michelle report no conflicts of interest.

Bonus - Introduction to Teledermatology - Luke's virtual lecture for med students from May 2020 25.05.2020

Luke's Introduction to Telederm lecture for medical students - May 2020 www.dermaspherepodcast.com Luke and Michelle report no conflicts of interest.

27. COVID Toes: Young, Healthy Patients. Delayed Reaction? Epi-phenomenon? - CsA Works for DRESS - THIS is When to Refer a Hemangioma - No Need to Monitor HR or BP When Starting Propranolol (for IH) 18.05.2020

COVID Toes: Young, Healthy Patients. Delayed Reaction? Epi-phenomenon? [ article ] CsA Works for DRESS [ article ] THIS is When to Refer a Hemangioma [ article ] No Need to Monitor HR or BP When Starting Propranolol (for IH) [ article ] Normal Saline Fixes Steroid-induced Lipoatrophy [ article ] AGEP vs Pustular Psoriasis: The Truth is in the Histopath [ article ] www.dermaspherepodcast.com Luke a...

26. Stories > data - melanoma meds - carpal tunnel - dupi and AA - spironolactone for androgenetic alopecia - NLRP3 mutations 04.05.2020

Use bacterial swabs for tinea capitis [articles 1  &  2 ] Stories > data [ article ] Melanoma medicines review [ article ] Carpal tunnel syndrome affects the 2nd and 3rd nails [ article ] Dupilumab might work for AA [ article ] Spironolactone works for androgenetic alopecia... after a year [ article ] NLRP3 mutations in weird chronic urticaria [ article ] www.dermaspherepodcast.com Luke and...

COVID Bonus Episode! 27.04.2020

COVID: How it affects dermatology, how it affects us, and dermatology/COVID overlap Some articles we discuss: Immunosuppressed patients are not at increased COVID risk. ( JAAD, Gisondi et al ) - The risk of infection/URIs with psoriasis biologics is small. ( JAAD, Lebwohl et al ) - The AAD has a COVID derm registry. ( JAAD, Freeman et al ) - COVID may be androgen-mediated. ( JAAD, Wambier & Go...

25. COVID toes - retirform purpura - Cushing's from triamcinolone - CNIs are safe - ignore epinephrine rxns - laser traumatic tattoos - HCQ is good for lupus 20.04.2020

Kids with COVID can get pernio-type lesions [ article ] Retiform purpura review [ article ] Cushing syndrome from triamcinolone 0.1% cream [ article ] Topical CNIs do not cause cancer [ article ] Feel free to ignore epinephrine reactions [ article ] Lasers work for traumatic tattoos [ article ] Hydroxychloroquine for lupus: safe and effective [ article ] www.dermaspherepodcast.com Luke and Michell...

24. Masking - HCV and lupus - AA Tx - TNF-i's - tardive expansive congenital hemangiomas - quick DRESS - moisturizing does not prevent AD 06.04.2020

Fold a paper towel and put it in your surgical mask [ article ] Discoid lupus resolving after HCV treatment [ article ] Consensus statements about alopecia areata [ article ] Consensus about TNF-inhibitors in psoriasis [ article ] A new type of congenital hemangioma? [ article ] DRESS can be quick [ article ] Moisturizing babies does not prevent AD [ article ]

Bonus episode 01. Acne - papular urticaria - toilet seat dermatitis - making meds cheaper 28.03.2020

Luke's Pediatrics Grand Rounds from January 2019

23. Calcofluor white - histo vs Cx - placebos - Botox + hyperhidrosis - bath oil doesn't prevent AD - when to d/c dupi 23.03.2020

Calcofluor white--better than KOH?! [ article ] Histo best for fungus, Cx for Gram-negative bacteria [ article ] Harness the power of the placebo! [ article ] How Botox works for hyperhidrosis [ article ] Bath oil doesn't prevent AD [ article ] Wait more than 4 months before stopping dupi [ article ]

22. Dermatology podcasts! - What's the best psoriasis biologic? - Collecting tinea capitis samples - HPV vaccine guidelines - Impostor syndrome is rampant 09.03.2020

Dermatology podcasts! [ article ] What's the best psoriasis biologic? [ article ] Collecting tinea capitis samples [ article ] HPV vaccine guidelines [ article ] Impostor syndrome is rampant [ article ]

21. IL bleomycin works for warts - ACD in LPP - Topical sirolimus works okay for vascular anomalies of most stripes - Sunscreens REALLY get absorbed into your blood - Rituximab is effective and ?cost- 24.02.2020

IL bleomycin works for warts [ article ] ACD in LPP [ article ] Topical sirolimus works okay for vascular anomalies of most stripes [ article ] Sunscreens REALLY get absorbed into your blood [ article ] Rituximab is effective and cost-effective for pemphigus [ article ] Mice get psoriasis when fed a Western diet [ article ]

20. Hair dye and breast cancer commentary - Basosquamous cell carcinomas are BCCs with ARID1a mutations - Dupilumab for kids under 12 - Rifampicin-moxifloxacin-metronidazole (RMoM) works for HS - Nado 10.02.2020

Hair dye and breast cancer commentary [ article ] Basosquamous cell carcinomas are BCCs with ARID1a mutations [ article ] Dupilumab for kids under 12 [ article ] Rifampicin-moxifloxacin-metronidazole (RMoM) works for HS [ article ] Nadolol-induced death in infantile hemangioma [ article ] Dermasphere clip show - episodes 11-20! [ archives ]

19. Psoriasis and leaky guts - 5-FU kills dogs - Brimonidine for alcohol-induced flushing - The kidneys suffer in adult HSP - Prurigo nodularis diagnosis and treatment - Trachyonychia resolves spontan 27.01.2020

Psoriasis and leaky guts [ article ] 5-FU kills dogs [ article ] Brimonidine for alcohol-induced flushing [ article ] The kidneys suffer in adult HSP [ article ] Prurigo nodularis diagnosis and treatment [ article ] Trachyonychia resolves spontaneously [ article ]

18. Transient facial nerve palsy - ACD in chronic leg ulcers - MTX doesn't work for CSU - HRT increases risk of melanoma - Hair dye, straightener, and breast cancer - Porokeratosis ptychotropica 13.01.2020

Transient facial nerve palsy [ article ] ACD in chronic leg ulcers [ article ] MTX doesn't work for CSU [ article ] HRT increases risk of melanoma [ article ] Hair dye, straightener, and breast cancer [ article ] Porokeratosis ptychotropica [ article ]

17. Cholesterol/lovastatin treats porokeratoses - Use ultrasound for filler complications - How to kill scabies on fomites - po tranexamic acid in dermatology - Table salt for pyogenic granulomas - To 30.12.2019

Cholesterol/lovastatin treats porokeratoses [ article ] Use ultrasound for filler complications  How to kill scabies on fomites [ article ] po tranexamic acid in dermatology [ article ] Table salt for pyogenic granulomas [ article ] Topical tranexamic acid for oral hemorrhage in SJS/TEN [ article ] Dermasphere awards!

16. Hyfrecation is safe with cardiac devices - Cosmeceutical review - Benign vascular thingamajig is now poikilodermatous plaque-like hemangioma - Compare and contrast: naturopathic and allopathic app 16.12.2019

Hyfrecation is safe with cardiac devices [ article ] Cosmeceutical review [ article ] Benign vascular thingamajig is now poikilodermatous plaque-like hemangioma [ article ] Compare and contrast: naturopathic and allopathic approaches to atopic dermatitis [ article ] Mutations in the mevolonate kinase pathway cause porokeratoses [ article ] Midface toddler excoriation syndrome (MiTES) is a thing [...

15. Apremilast works for generalized GA - Apremilast works for refractory aphthous stomatitis - Think about a woman's MMR status before starting a biologic - Try Dermabond for prurigo nodules! - Chole 02.12.2019

Apremilast works for generalized GA [ Original article ] Apremilast works for refractory aphthous stomatitis [ Original article ] Think about a woman's MMR status before starting a biologic [ Original article ] Try Dermabond for prurigo nodules! [ Original article ] Cholestatic pruritus review [ Original article ] Lots of Botox makes permanent changes [ Original article ] Review of treatments...

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