July 22nd 2019
A 68-year-old woman presents with a new 6-mm nodule with central ulceration and a rolled border on the right cheek. What's your diagnosis? How would you treat?
December 6th 2018
Patient claims pruritic full-body rash is from a course of vancomycin. Is he correct? Could it be something else?
November 6th 2018
Patient is 54 y/o man; the cough has been present for 2 weeks, the rash on the lower extremities for 2 months; the rash is getting worse. What's your dx?
August 22nd 2018
Guttate and other psoriasis may be confused with other rashes and skin lesions. Scratch the surface of your knowledge with this crash quiz.
November 15th 2017
Here are key clues: an intensely pruritic rash on the lower legs that developed within hours after the patient walked through a grassy field near a lake.
7 Syndromes of Summer
Summer brings sunburn, chemical exposure, allergies, and heat-related ills. Catch up on recent research on some of the unpleasant syndromes of summer.
The Mysterious Case of the Boy who Barked
A 14-year-old with an odd facial rash has vocal outbursts at school, especially when teased and at home when stressed. What’s wrong? Your Dx?
Alopecia and Forehead Lesions in Two Young Females
Two young girls present with nearly identical forehead lesions and mild alopecia. Do you recognize these signs? Can you Dx?
Lichenoid Eruptions: Can You Match that Rash with the Dx?
Test your visual diagnostic skills with an up-close look at 3 papulosquamous rashes and see if you can make a Dx match.
Head and Shoulder Lesions: Common Diseases, Uncommon Locations
Three cases of lesions often seen in primary care, 2 seen in uncommon locations. Test your visual diagnostic skills.
A Family with Flaky Skin
Three siblings share a scaly, lizard-like rash. Neither parent has the condition. What do you think this could be?
Acral Anomaly in a Young Boy
Three-year-old boy has rash x7 days on arms and legs plus low-grade fever x10-14 days. Is the eruption anomaly or simply ordinary?
Zits of Another Kind
A teen boy has tried everything for his "zits" without improvement. Take a close look at the eruption. Acne? Or, something else? Another Case Study from the Clinic.
A Confluent, Crusty Rash
How would you approach diagnosis of this widespread, nonpruritic rash? Lab work? Skin tests? Or will history and physical findings suffice?
A Rare, Recurrent, Red, Ringed Rash in a Young Girl
Patient also has fever, fatigue, and nonpainful nodules with the rash, which is worse after exertion. What is your diagnosis?
A Very Weak Young Girl with a Rash
Increasing fatigue and muscle weakness now keep this 7-year-old from interaction with her peers. Get the details and a closer look at the rash. Your Dx?
A Teenager with Multiple Moles
A teen athlete comes in for his preseason physical. Everything looks good until he lifts up his shirt.
9 New Drugs for Primary Care: Q1 2018
The "new year" is now in full swing and new drugs are being approved each month; check out our slideshow to get up to date on 9 drugs approved in the first quarter for primary care.
Expanding Leg Ulcer in a Young Woman
Self-treatment has done nothing to slow the progress of this lesion which the patient thought might be an insect bite at first. Your Dx?
A Few Lumps and Bumps of the Dermatologic Kind
An up-close look and a short lesson on each of 7 dermatologic lumps and bumps. Would any of them give you cause for alarm?
A Teenage Boy with Leg Shame
A 13-year-old is teased at school because of several coin-sized shiny spots that have appeared on both shins and will not heal. Dx?
A Mysterious Case of Bumps on the Beach
After a few days at play on the beach, young brothers present with similar erythematous eruptions on their abdomens. Can you Dx?
A Lump, Two Bumps, and One Odd Pigmentation
Can you identify these 4 lesions seen in a primary care setting? Should biopsy be performed on any? All? Test your visual diagnostic skills.
3 Suspicious Orofacial Findings
Three men over age 50 years, three different lesions: which would concern you?
Hyperbilirubinemia and Diffuse Skin Lesions in a Woman with Diabetes, CVD
Can you identify the cause of the hyperpigmented umbilicated lesions seen bilaterally on the patient's extremities and on her back?
Climate Change Health Hazards Quiz
Test your knowledge of the products of climate change and the health effects they may have.
Climate Change Is a Health Hazard: 8 Examples
Increases in diabetes, insomnia, and skin cancer are just 3 of the hazardous trends identified in recent research. More findings in our slide show.
Acne Spot Quiz: 8 Breakout Questions
Take this quick quiz, based on Dr Jon Schneider’s popular case reports, to test your knowledge of a common teenage plague.
Bad Marks: An 8-Question Morphea Quiz
Disfiguring lesions are the telltale sign of this skin condition. Take this quick quiz to test your knowledge.
Quiz: 5 Skin Signs of Spring
The signs are everywhere. See if you recognize these 5 skin eruptions often seen when man gets back to nature.
Something Fishy: 8 Ichthyosis Questions
Disfiguring skin signs were seen in all 3 children, but not their parents. Take this quick quiz to test your knowledge of the “fish scale disease.”
From Head to Toe: An Image-based Quiz
We give you 6 cases with a photo, presenting details, and a differential. Now, what's your Dx?
New Drugs Quiz, Early 2017
Test your knowledge of recent approvals that are significant for primary care.
Unseen Vector, Visible Rash
On a tropical vacation, a woman develops a severe pruritic rash after being bitten on the hand by an insect. Can you name the bug?
Top 10 Primary Care Drugs Approved in Early 2017
Click through this slide summary for a look at some of the more significant approvals so far for primary care.
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