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All allergy-and-immunology Cases

Herpes zoster

young boy age,1year has this case ,his family use fusidic acid topical and no result is it impetigo?? lines of ...


Paederus beetle

I am in a medical mission in the DRC(congo). This insect is present in the grasslands and when a person ...


Medical resources

medicine is a-changing! I enjoy on line learning, having info at my fingertips and interacting with colleagues of every age ...



11yo F with hx of scalp #Psoriasis and no other significant medical history. All immunizations are UTD. Presents with pustules ...


Nummular dermatitis

53 yo asian male with these pruritic lesions in the spring season. States they appeared soon after his perennial rhinitis ...



Very rare case, a 13 years old refugee female presented with life long history(the mother said ´´I felt the condition ...


Tinea corporis on abdomen

59yo male. Itch all over his body, mostly around belly. DMT2(+). Psoriasis? Diabetic dermopathy?



Just a nice case of urticaria. Patient is now taking Zyrtec 10mg qam, 25-50mg Benadryl QHS, and Montelukast 10mg qd.


Bullous impetigo in newborn

one week baby what's the diagnosis and ttt??


Choosing Wisely Canada

Resident Doctors of Canada (RDoC) has joined Choosing Wisely Canada, a national clinician led campaign to reduce unnecessary care. The ...


Acute sinusitis complicated by orbital abscess

9 year-old , 5 days history , family claims it's due to Bee Stings ! 🐝


Pulmonary Tuberculosis

Pulmonary #Tuberculosis with multiple cavities in a parient with HIV-AIDS


Shiitake dermatitis

50 yoM presents w/ mildly pruritic rash. No environmental changes. Was at an Asian food festival a few days ago. ...


Renal angiomyolipoma in CT

Renal angiomyolipoma (AML) was seen on CT composed of vascular, smooth muscle and fat elements. #Tuberous Sclerosis is the most ...


Secondary Syphilitic Lesions

A 50y/o male was presented with known h/o Diabetes Mellitus (DM) and Hypertension (HTN). The skin condition as shown in ...


Rifampin causing orange urine

Want to guess this Patients rare diagnosis and the cause for this orange urine? I'll share the answer this evening!


Post nasal drip from rhinitis

Patient came in with a chief complaint of foreign body sensation. History started 3 days prior to consult when the ...


Furuncle caused by Staphylococcus aureus

The #Furuncle is caused by Staphylococcus aureus. It is transmitted by contact with asymptomatic carriers, people with purulent lesion or ...


Reaction to the adhesive

18yom for endoscopic appendectomy. The appendix was found to be quite severely inflamed, edematous and even leaking a bit. Yet ...


Urticaria Multiforme

18yo male with 4 episodes of sudden onset pruritus & rash starting on scalp. Resolved within a day (fam dr ...


Epiglottitis and thump sign on head x-ray

2yr AAF with c/f allergic reaction. Triage to fast track (low acuity). No relevant PMH or family hx. NKDA. UTD ...


Alopecia areata

Patient 3. Male, 17 years old. There are 15 days notice of flaws in his hair. Considering the picture above ...


Atypical Coxsackie virus infection

Day 13 of rash on 3 yr old. Skin appears very wrinkled and peeling. Ped stated only dermatitis but I ...



Female 49 years old with history of atopic dermatitis treated with 10mg hydroxycinine and Quadriderm. It denies chronic-degenerative. It is ...


Lichen nitidus with atopic dermatitis

8 years old boy, with 2 years history of itching skin lesion in his elbows and knees and 1-year history ...


Folliculitis of the shoulder and arm

26 y, female. Lesions appeared suddenly 4 days ago after eating meat, salad and avocado. Itchy, pustular appearence it has. ...


Recurrent Axillary Infection

Very painful inflammation under right armpit that is frequently reoccurring. She is currently taking oral bactrim with no improvement. Any ...


Acanthosis nigricans

Middle-aged female with intensely pruritic rash to neck, axillary (intertrigo?), abdomen, groin and upper extremities for 4 weeks. No response ...


Atypical herpes simplex

26 yo female with history of repeated flare up since 2011. PT said this rash shows up without warning and ...


Human papilloma virus warts on the knee

13 yo female with skin lesions for a year, initially treated with 3 sessions of cryotherapy and then a unknown ...

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