16 results
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
virus mediated ... vessicles in this case ... superimposed bacterial ... Images #Clinical #Photo ... #Dermatology #SkinRash
Hand, Foot, and Mouth Disease: A febrile illness (caused by Coxsackie Virus) associated vesicle formation on
febrile illness (caused ... by Coxsackie Virus ... Goldberg, M.D. - UCSD ... Images #Clinical #Dermatology ... #Photo
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Drugs (antibiotics ... HepB, HepC Bacterial ... Nodosum #Mnemonic #Causes ... #Differential #Diagnosis ... #Dermatology #SkinRash
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 ... Goldberg, M.D. - UCSD ... #Dermatology #SkinRash
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... - Differential Diagnosis ... Anticonvulsants • Antibiotics ... • Epstein-Barr Virus ... #Hematology
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
- Differential Diagnosis ... Leishmaniasis - Viral - Herpes ... simplex - Bacterial ... ulcerative #skinrash #dermatology ... #Algorithm #causes
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema ... to 10 percent): antibiotics ... - Viral: herpes ... - Bacterial ... #Differential #Diagnosis
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Pharyngoconjunctival fever • Herpes ... simplex virus 1 ... Pharyngitis #IDSA #diagnosis ... #differential #causes ... #bacteria #microbiology
Genital Lesions - Differential Diagnosis Algorithm
Elevated - Vesicles:
 • Herpes simplex
Elevated - Papules / Plaques -
- Differential Diagnosis ... Vesicles: • Herpes ... Human papilloma virus ... #skinlesions #dermatology ... #Algorithm #causes
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Encephalitis and Bacterial ... - Differential Diagnosis ... MCC: HSV 1): • Herpes ... Photophobia • Nausea ... stain: Previous antibiotics