8 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
cases Drugs (antibiotics ... Lofgren's syndrome Ulcerative ... HepB, HepC Bacterial ... #Diagnosis #Dermatology ... #SkinRash
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema ... to 10 percent): antibiotics ... regional enteritis, ulcerative ... - Bacterial ... Nodosum #Causes #Differential
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
Zoster: Herpes virus ... mediated infection ... superimposed bacterial ... Images #Clinical #Photo ... #Dermatology #SkinRash
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
by Etiology - Differential ... Cryoglobulinemia Infectious ... Herpes simplex - Bacterial ... Cryptococcosis #Ulcers #ulcerative ... #skinrash #dermatology
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
heaped up borders); differential ... Indiana University Infectious ... Blastomycosis #SkinRash ... #dermatology #clinical ... #photo
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Neutropenia - Differential ... Anticonvulsants • Antibiotics ... Antineoplastic Viral Infection ... • Epstein-Barr Virus ... Algorithm #Causes #Hematology
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
stomatitis • Erythema ... Acute necrotizing ulcerative ... Herpes simplex infection ... #Oral #mouth #SkinRash ... #dermatology #Differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... 10 weeks after erythema ... - History of erythema ... stain: Previous antibiotics ... rav7ks #CNS #Infections