11 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Nodosum - Mnemonic ... Drugs (antibiotics ... HepB, HepC Bacterial ... #Differential # ... Diagnosis #Dermatology
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema ... Nodosum Common ... to 10 percent): antibiotics ... - Bacterial ... #Causes #Differential
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... Neutropenia - Differential ... Anticonvulsants • Antibiotics ... • Epstein-Barr Virus ... #Hematology
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
- Differential ... avoid unnecessary antibiotics ... inappropriate antibiotic ... Polyarthritis nodosum ... #dermatology #skin
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
Zoster: Herpes virus ... vessicles in this case ... superimposed bacterial ... Images #Clinical #Photo ... #Dermatology #SkinRash
Infectious Causes of Adrenal Insufficiency
Anatomical distribution of vessels to the adrenal makes the gland prone to
Infectious Causes ... Etiology: • Bacterial ... #Infectious #Causes ... Insufficiency #AI #differential ... endocrinology #infectiousdiseases
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Encephalitis and Bacterial ... Meningitis - Differential ... stain: Previous antibiotics ... Good indicator to differentiate ... CNS #Infections #differential
Causes of Acute Pericarditis:

Infectious;

Viral: 
Adenovirus 
Coxsackie virus A and B 
Echovirus 
Epstein-Barr virus 
Hepatitis 
Human immunodeficiency
Causes of Acute ... Influenza Mumps Bacterial ... Polyarteritis nodosa ... Rheumatic fever #Causes ... #Pericarditis #Differential
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Haverhill fever caused ... medications Erythema nodosum ... of the pustular material ... comparison #table #differential ... #diagnosis #dermatology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... tuberculosis, Bacterial ... ulcers, erythema nodosum ... , and fever BACTERIAL ... #diagnosis #infectiousdiseases