7 results
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... Haverhill fever caused ... Rash is usually ... of necrotizing vasculitis ... #differential #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... Polyarteritis Nodosa: - Kidneys ... mucositis - Rash ... Kidneys -> glomerulonephritis
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Infectious: Influenza, EBV ... Bacteremia, Sepsis • Kidneys ... Rhabdomyolysis, Critical ... PMR, RA, SLE, Vasculitis ... #causes #neurology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... and Differential Diagnosis ... investigations depending on clinical ... Glomerulonephritis / Vasculits ... ANCA, ANA, Anti-GBM
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... dermatophytes cause ... hyperkeratotic w/ erythema ... Variety #type #clinical
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... musculoskeletal systems • Kidneys ... , mucositis • Rash ... tract, and often causes ... pain and GN Anti-GBM
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
virus • CMV • EBV ... Maculopapular rash ... 10 weeks after erythema ... • Common clinical ... • Uveitis • Rash