13 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 #Erythema ... #Trunk #Back #Photo
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
Heliotrope Rash in Dermatomyositis

Peri-orbital edema and the heliotrope rash that we are all familiar with. Eyelid
Heliotrope Rash in Dermatomyositis ... of “violaceous” erythema ... Heliotrope #Rash #Dermatomyositis ... #Dermatology #Clinical ... #Photo #Face
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema ... to 10 percent): antibiotics ... herpes simplex virus ... - Bacterial ... malignancies #Erythema
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
Zoster: Herpes virus ... superimposed bacterial ... 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 ... 10 weeks after erythema ... - History of erythema ... stain: Previous antibiotics ... differentiate bacterial
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Anticonvulsants • Antibiotics ... • Epstein-Barr Virus ... Gram Positive Bacteria ... Gram Negative Bacteria ... Algorithm #Causes #Hematology
Gottron's Papules in Dermatomyositis

Another classic clue is Gottron's papules which are small grouped flat topped papules
Gottron's Papules in Dermatomyositis ... surrounded by erythema ... elbows, knees) and erythema ... #Dermatology #Clinical ... #Photo #Hands #
Holster Sign in Dermatomyositis

Interestingly, poikiloderma and violaceous erythema can occur in sun protected areas as well
Holster Sign in Dermatomyositis ... and violaceous erythema ... Thighs #SkinRash #Dermatomyositis ... #Dermatology #Clinical ... #Photo
Mechanic’s Hands in Dermatomyositis

Finally, mechanic’s hands which are common to Anti-synthetase syndrome and another type of
Mechanic’s Hands in Dermatomyositis ... typically present with erythema ... Hands #SkinRash #Dermatomyositis ... #Dermatology #Clinical ... #Photo