![Photo of a young boy with facial lesions.](http://assets.medpagetoday.net/media/images/105xxx/105195_m.jpg)
Quizzes >
Weekly News Quiz
![Photo of a young boy with facial lesions.](http://assets.medpagetoday.net/media/images/105xxx/105195_m.jpg)
![Photo of a swollen knee with smooth, crusted and scaly, erythematous and whitish papules and nodules.](http://assets.medpagetoday.net/media/images/104xxx/104668_m.jpg)
![Illustration of two legs and feet with ankle swelling](http://assets.medpagetoday.net/media/images/104xxx/104384_m.jpg)
![An image of a man's nose with a bump on it.](http://assets.medpagetoday.net/media/images/103xxx/103719_m.jpg)
![A person's arm with furunculosis](http://assets.medpagetoday.net/media/images/103xxx/103230_m.jpg)
![VisualDx image of Anetoderma](http://assets.medpagetoday.net/media/images/100xxx/100947_m.jpg)
![Top of persons head with hair loss](http://assets.medpagetoday.net/media/images/100xxx/100698_m.jpg)
Make the Diagnosis: At Least this Groom Doesn’t have Cold Feet
Just a few days after returning from his honeymoon at a Brazilian beach resort, a 29-year-old man went to his primary care doctor complaining of extremely pruritic toes and feet. After he started scratching, he noticed some small black dots, umbilicated papules, and crusts on the soles and at the tip of his toes under the nail. He had been finding it uncomfortable to walk since the last day of the trip.
Can you diagnose the patient?
May 25, 2018
Make the Diagnosis: Itchy Fingers from IV Therapy?
Case Findings: A 48-year-old woman who was receiving IV immunoglobulin therapy complained to her doctor that over the past few weeks small vesicles had formed along the sides of her fingers. Some had ruptured and become scaly papules. Her fingers were extremely pruritic, and she said it was "driving her crazy."
Can you diagnose the patient?
Mar 19, 2018
Make the Diagnosis: More Than a Mosquito Bite
Case Findings: A 52-year-old man who had returned from an end-of-summer camping trip in Vermont two weeks earlier went to the doctor complaining of a severe headache in the front of his head and a widespread rash of blanching macules. The illness had started a few days earlier with just a mild fever, myalgias, and some loss of appetite. Despite feeling terrible, he joked that his trip was fun, but he's pretty sure the mosquito is the unofficial bird of Vermont.
What is your diagnosis?
Sep 29, 2017
Make the Diagnosis: A Toddler with Swollen Eyelids
Case Findings: A 4 year old male child is brought to your office by his mother who notes that his right eyelids have seemed red and swollen for the past 24 hours. She says that the child was outside playing in the backyard yesterday and thinks he was stung by a bee over the right upper eyelid. The redness and swelling began soon after. Although the child is in some discomfort, he seems otherwise well and is afebrile. On examination there is mild-moderate edema of the upper and lower eyelids but no apparent proptosis. Visual acuity is 20/20 bilaterally with normal extraocular movements, pupillary responses, and IOPs.
What is the most likely diagnosis?
Jun 19, 2017
Make the Diagnosis: Callus Conundrum
Case Findings: A 52-year-old man presents with possible calluses on either side of his thumb, forefinger, and middle finger. He reports cutting them off with nail clippers, but they return. He also reports using an over-the-counter wart treatment without success.
What is your diagnosis?
Feb 06, 2017
Make the Diagnosis: Strange Syncope
Case Findings: A 56-year-old male presents with multiple episodes of syncope. One episode occurred while driving his motorcycle, causing him to sustain multiple nonsurgical cervical spine fractures. An MRI of the brain was obtained.
What is your diagnosis?
Nov 28, 2016
Make the Diagnosis: More Than A Rash
Case Findings: A 51-year-old woman visited her primary care doctor complaining of a rash, pruritus, myalgias, and muscle weakness that made normally easy tasks like standing from a seated position difficult. The rash was an erythematous blanching patch, spread across her back and shoulders like a shawl and across her chest in a V shape. She had also noticed that her fingernail folds were red and swollen.
What is your diagnosis?
Aug 10, 2016
Make the Diagnosis: Leg Lesion Teaser
Case Findings: A 47-year-old woman undergoing chemotherapy for breast cancer noticed several red, flaccid bullae on her leg. She was also experiencing fever, cough, and shortness of breath, which developed quickly, so she went to the ED.
What is your diagnosis?
Aug 02, 2016
Make the Diagnosis: Back Lesion Worries Derm's Wife
A middle-aged couple comes into your office. The wife is concerned about a strange looking growth on her husbands upper back that she feels has been stable for the past two years. She tells you that her husband is a dermatologist, but rarely uses sunscreen despite all the advice he gives his patients. The husband tells you that he would like to be a back model again someday if you could just get rid of this growth.
What's your diagnosis?
Dec 22, 2014
Make the Diagnosis: Why Did This Toddler Stop Walking?
Case Study: A fourteen-month-old boy had abruptly stopped bearing weight on his left lower extremity. Parents reported no history of trauma to the limb, but the boy’s medical history included undescended testes. On presentation, the patient had a fever of 100.4°F, which rose to 101.5°F He held his left leg externally rotated and flexed at the hip and refused to extend or bear weight on the limb or crawl. The left hip was tender, but without any palpable masses. He showed minimal signs of discomfort with passive rotation and axial loading. The passive range of motion of the hip showed limitations in extension and adduction.
Aug 27, 2014
Make the Diagnosis: Cutaneous nodule
A 68-year-old farmer presents for evaluation of a painless, solitary nodule that rapidly developed on his left fourth finger 3 weeks ago.
There was no antecedent trauma and he denies joint pain, swelling, or altered range of motion.
He feels well otherwise, with no fevers or constitutional symptoms.
Apr 07, 2014