8 results
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Purpura Fulminans Skin ... Exam 60 year old ... rigors, diarrhea, nausea ... ) and critical illness ... #photo
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Moccasin-variety Tinea ... Over the years: rash ... dermatophytes cause ... skin of inflamed ... type #clinical #photo
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... fatigue Heat Rash ... blisters on the skin ... Pale and sweaty skin ... #differential #
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
45 years old, seen ... Tip: To differentiate ... later confirmed by skin ... #clinical #photo ... #dermatology #HSP
Mycoplasma pneumoniae–Associated Mucositis- ...severe mucositis developed that involved the lips, buccal mucosa (Panel A), conjunctivae, and
In this case, the ... mycoplasma-induced rash ... his respiratory illness ... #clinical #photo ... #NEJM #mycoplasma
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Herpesviruses (MCC: HSV ... Powassan, louping ill ... Maculopapular rash ... second phase of the illness ... • Uveitis • Rash
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... of shoulder and hip ... Conjunctivitis, mucositis ... • Rash, arthritis ... tract, and often causes
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential ... Anti-MDA5 (RP-ILD ... ) • Anti-Mi2 (skin ... Symptoms: • Gottron rash ... statins - probably caused