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Derm Dx

What is This Soft Subcutaneous Nodule on the Forearm?
Derm Dx
04/14/2020
Case Report A 61-year-old man presented with an intermittent soft mass on his left forearm. The lesion was present for 3 years and frequently changed in size. There was no history of trauma or infection to the area....
Case Report A 61-year-old man presented with an intermittent soft mass on his left forearm. The lesion was present for 3 years and frequently changed in size. There was no history of trauma or infection to the area....
Case...
04/14/2020
The Dermatologist
What Caused the Palmar Keratoderma?
Derm Dx
03/12/2020
A 23-year-old healthy man presented with yellow thickening on the palmar surface of his third, fourth, and fifth digits of both hands located at the metacarpophalangeal joints. 
A 23-year-old healthy man presented with yellow thickening on the palmar surface of his third, fourth, and fifth digits of both hands located at the metacarpophalangeal joints. 
A 23-year-old healthy man...
03/12/2020
The Dermatologist
What Caused These Pustules?
Derm Dx
02/13/2020
In case two, a 62-year-old man was prescribed ingenol mebutate 0.015% for actinic keratoses on the temples, cheeks, nose, and helices. On day three of treatment, he presented with brightly erythematous patches on the malar cheeks and nose...
In case two, a 62-year-old man was prescribed ingenol mebutate 0.015% for actinic keratoses on the temples, cheeks, nose, and helices. On day three of treatment, he presented with brightly erythematous patches on the malar cheeks and nose...
In case two, a 62-year-old man...
02/13/2020
The Dermatologist
What Caused This Refractory Unilateral Pruritic Hyperpigmented Eruption?
Derm Dx
01/16/2020
A 29-year-old otherwise healthy Asian woman presented with refractory and debilitating bouts of itching limited to the right lateral knee, right lower leg, and right dorsal foot for more than 5 years’ duration.
A 29-year-old otherwise healthy Asian woman presented with refractory and debilitating bouts of itching limited to the right lateral knee, right lower leg, and right dorsal foot for more than 5 years’ duration.
A 29-year-old otherwise healthy...
01/16/2020
The Dermatologist
Derm Dx
12/17/2019
A 51-year-old white woman presented with multiple long-standing, asymptomatic, small, bluish subcutaneous papules on the bilateral cheeks and forehead. The patient reported that the bumps were painless and their appearance had become more...
A 51-year-old white woman presented with multiple long-standing, asymptomatic, small, bluish subcutaneous papules on the bilateral cheeks and forehead. The patient reported that the bumps were painless and their appearance had become more...
A 51-year-old white woman...
12/17/2019
The Dermatologist
Derm Dx
11/12/2019
A 72-year-old white man, previously employed as a truck driver, presented to the outpatient clinic for removal of nonmelanoma skin cancer from the tip of his nose. The patient had a past medical history significant for basal cell carcinoma...
A 72-year-old white man, previously employed as a truck driver, presented to the outpatient clinic for removal of nonmelanoma skin cancer from the tip of his nose. The patient had a past medical history significant for basal cell carcinoma...
A 72-year-old white man,...
11/12/2019
The Dermatologist
Derm Dx
10/18/2019
A 66-year-old African American man with a history of multiple comorbidities was referred for evaluation of an umbilical mass that was present for several months. He noticed the lesion at approximately the same time that he started...
A 66-year-old African American man with a history of multiple comorbidities was referred for evaluation of an umbilical mass that was present for several months. He noticed the lesion at approximately the same time that he started...
A 66-year-old African American...
10/18/2019
The Dermatologist
Derm Dx
09/18/2019
A 28-year-old man presented for evaluation of a new-onset rash on his back. The patient noted mild pruritus and a burning sensation.
A 28-year-old man presented for evaluation of a new-onset rash on his back. The patient noted mild pruritus and a burning sensation.
A 28-year-old man presented for...
09/18/2019
The Dermatologist
Derm Dx
04/03/2019
A 70-year-old man presented to the office with concern for a growth developing in a preexisting psoriatic plaque on the left elbow. The patient related that he had noticed this lesion for about 5 months.
A 70-year-old man presented to the office with concern for a growth developing in a preexisting psoriatic plaque on the left elbow. The patient related that he had noticed this lesion for about 5 months.
A 70-year-old man presented to...
04/03/2019
The Dermatologist
Derm Dx
03/28/2019
A 16-year-old girl with no past medical history presented with a cystic lesion located on the right index finger.
A 16-year-old girl with no past medical history presented with a cystic lesion located on the right index finger.
A 16-year-old girl with no past...
03/28/2019
The Dermatologist

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