16 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Drugs (antibiotics ... HepB, HepC Bacterial ... Differential #Diagnosis #Dermatology
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
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
via droplets, bacterial ... & hemorrhagic rash ... CNS and hematologic ... Vesicular & pruritic rash ... pneumoniae -> Bacterial
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... Anticonvulsants • Antibiotics ... • Epstein-Barr Virus ... Gram Positive Bacteria ... #Hematology
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
associated with bacterial ... endocarditis, in this case ... Photo credit, Josh ... Images #Clinical #Photo ... #Dermatology #SkinRash
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Encephalitis and Bacterial ... paresis) features Bacterial ... stain: Previous antibiotics ... differentiate bacterial ... meningitis • In Bacterial
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... Treponema pallidum bacterial ... resembling rashes caused ... Diagnosis #Clinical #Photo ... #Dermatology
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
rapidly evolving rash ... marine microbiota & causes ... which renders bacteria ... #cellulitis #dermatology ... legs #clinical #photo
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
potential inciting causes ... Haverhill fever caused ... Rash is usually ... of the pustular material ... differential #diagnosis #dermatology
Pseudomonas Toenail Infection

Green nails = infection with a bacteria called “Pseudomonas”. Not all bacterial infections are
infection with a bacteria ... Not all bacterial ... only the ones caused ... Infection #Clinical #Photo ... #Podiatry #Dermatology