117 results
Erythema Multiforme: skin eruption secondary to allergic reaction from an antibiotic.

Charlie Goldberg, M.D. - UCSD Catalog
Erythema Multiforme ... reaction from an antibiotic ... Images #Clinical ... #Dermatology #SkinRash ... #Trunk #Back #Photo
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... Streptococcal infection ... Photo credit, Josh ... #Dermatology #SkinRash ... #Photo #UCSDH
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema ... 55 percent) - Infections ... to 10 percent): antibiotics ... - Bacterial ... Differential #Diagnosis #Clinical
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
Zoster: Herpes virus ... mediated infection ... superimposed bacterial ... skin infection, ... #Photo #Dermatology
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 ... Giardiasis #Erythema ... Differential #Diagnosis #Dermatology
Cellulitis: Redness and swelling resulting from bacterial skin infection.

Charlie Goldberg, M.D. - UCSD Catalog of Clinical
resulting from bacterial ... skin infection. ... Images #Clinical ... #Dermatology #SkinRash ... #Cellulitis #Photo
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
Erythema Annulare ... EAC), This is erythema ... associations with infections ... Centrifugum #EAC #clinical ... #photo #dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
inciting causes: infections ... mycobacterial infection ... Parvovirus B19 infection ... of the pustular material ... differential #diagnosis #dermatology
Osler's Nodes: Painful, erythematous nodules associated with bacterial endocarditis. 
Photo credit, Josh Fierer, M.D.

Charlie Goldberg, M.D.
associated with bacterial ... Photo credit, Josh ... UCSD Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Anticonvulsants • Antibiotics ... Antineoplastic Viral Infection ... • Epstein-Barr Virus ... Gram Positive Bacteria ... Algorithm #Causes #Hematology