8 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... cases Drugs (antibiotics ... HepB, HepC Bacterial ... Mnemonic #Causes #Differential ... #Diagnosis #Dermatology
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Differential Diagnosis ... Disseminated HSV • Bacterial ... Noninfectious: SJS/TEN, Erythema ... Diagnosis #dermatology
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Neutropenia - Differential ... Anticonvulsants • Antibiotics ... • Epstein-Barr Virus ... Gram Positive Bacteria ... Algorithm #Causes #Hematology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Rash is usually ... Fever + facial rash ... of the pustular material ... comparison #table #differential ... #diagnosis #dermatology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Maculopapular rash ... 10 weeks after erythema ... - History of erythema ... stain: Previous antibiotics ... • Uveitis • Rash
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
reactions • Erythema ... gangrenosum • Bacterial ... endocarditis ... #Diagnosis #hematology ... #nonpalpable #dermatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... warmth, effusion, erythema ... : • Pain • Erythema ... endocarditis ... #Joint #pain #Differential
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Canimorsus Skin Rash ... to meningitis, endocarditis ... or clindamycin Antibiotic ... #dermatology #clinical ... #photo