A 22-year-old woman arrives at the emergency department with a pruritic rash that appeared during a day spent at the beach with friends. She reports experiencing a burning and itching sensation on her upper arms, trunk, and thighs. Upon examination, multiple 3mm pink papules are observed on the affected areas, with her face and hands being spared. What is the probable diagnosis?
A 55-year-old man with a medical history of type II diabetes, cardiovascular disease, and rosacea presents to the Dermatology Clinic with a blistering skin rash on sun-exposed areas. He is uncertain which medication may be responsible. Upon examination, he displays an erythematous blistering rash on his face, upper chest, and both arms. What medication is the probable culprit?
A 25-year-old man who is typically healthy and in good shape comes in with a fresh skin rash. He has no prior or family history of skin disorders. The rash began a few weeks ago with a lesion he noticed on his hip, which is a patch about 4cm in size, slightly red, with some mild scaling around the perimeter. He woke up this morning to discover several smaller, similar lesions, mostly on his back. The lesions are not causing any discomfort. What is the recommended course of action for treating this condition?
A 16-year-old male comes to the clinic with a recent skin condition that his mother noticed while they were on vacation in Spain. Upon examination, the patient has skin type V and several small depigmented patches on his upper back. The patches are slightly flaky but do not cause any discomfort. The patient has no history of this condition and is generally healthy. What is the most probable diagnosis?
A 50-year-old man presents to the urgent outpatient dermatology clinic with a recent flare-up of his long-standing psoriasis. He was diagnosed with psoriasis by his GP five years ago, which typically affected the extensor surfaces of his elbows and was well-controlled with a combination of topical vitamin D analogue and topical corticosteroid. However, over the past four weeks, the rash has become extensive across his chest and back, despite an intensive trial of topical high potency corticosteroid and further topical vitamin D analogue. His medical history includes hypercholesterolemia and hypertension, which were diagnosed three months ago, and he was started on propranolol modified release 80 mg OD and simvastatin 40 mg OD. He also suffers from chronic low back pain and uses naproxen 500mg BD with lansoprazole 30 mg OD for the last five years. Additionally, he has been taking over-the-counter aspirin 75mg OD for the last nine years. On examination, he has a widespread rash comprising of multiple scaly erythematous discrete plaques across his chest, abdomen, back, and extensor surfaces of his elbows and knees. What is the most likely causative agent responsible for the deterioration?
A 16-year-old girl comes to your clinic with a complaint of a rash that has been present for a year. She reports that the rash appears on her face and dorsal arms after sun exposure. The rash consists of small red bumps that disappear after a few days without leaving any scars. The patient is healthy otherwise, and her laboratory tests are normal. What is the most likely diagnosis?
A 35-year-old cleaner presents with a four-week history of recurrent vesicular lesions on her hands. She reports that these lesions first appeared on the sides of her fingers before spreading to her palms, becoming more generalized vesicles. The vesicles then break down, causing intense itching, dryness, and cracking. Despite using over-the-counter moisturizers, she has not found any relief.
The patient has noticed that the cleaning products she uses at work exacerbate the rash and has been wearing rubber gloves to prevent this. She has taken the past two weeks off work due to the cracked and inflamed skin on her hands.
The patient has no significant medical history except for an allergy to nickel when she got her first ear piercings at the age of 15. She is currently taking oral contraceptives.
On examination, the patient has linear 1-2 mm vesicles along most of her digits, with evidence of lichenification, cracking, and inflamed skin. There is no evidence of any other skin rash elsewhere.
What is the most likely diagnosis?
A 50-year-old male from Afghanistan comes to the clinic with a rash covering his entire body. He explains that the rash started as several small, light-colored spots that were not raised or rough. Over time, they have developed into plaques, and some have even become nodular. The patient reports no other symptoms, and his medical history is notable only for a previous case of visceral leishmaniasis that was successfully treated in his home country five years ago.
What is the probable underlying diagnosis for this patient’s condition?
A 35-year-old man visits the Dermatology Clinic with a complaint of persistent cracking of the skin at the corners of his mouth. He adheres to a strict vegetarian diet.
What is the most probable reason for his skin changes?
A 25-year-old healthy man comes to the Dermatology Clinic for a follow-up appointment. He has been using topical topical adapalene and benzoyl peroxide with oral doxycycline for moderate acne vulgaris for 8 weeks. On evaluation, it seems that his acne has not improved and is at risk of scarring. He has no significant medical history. His BMI is 23 kg/m2.
Before escalating this patient’s treatment to include oral isotretinoin, what is the first step to take?