416 results
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Disseminated gonorrhea, Rickettsial ... Noninfectious: SJS/TEN, Erythema ... SCVMCMed #Fever #Rash
#tachenoir #eschar #fever #Rash #rickettsia #rickettsial #parkeri #akari #africae #conorii #orientia #tsutsugamushi #tick #mite 
By Dr.
eschar #fever #Rash ... #rickettsia #rickettsial
Rickettsiae: Spotted Fever group

R. rickettsii 
R. parkeri 
R. philipii / Rickettsia 364D
R. africae 
R. australis 
R.
Rickettsiae: Spotted ... Fever group R. rickettsii ... R. philipii / Rickettsia ... reserved for severe rickettsial ... #Rickettsiae #SpottedFever
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Campylobacter, Rickettsiae ... Giardiasis #Erythema
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Rash is usually ... chronicum migrans • Rash ... Fever + facial rash ... • Evanescent rash ... Acute systemic rash
Typical therapeutic applications of Tetracyclines (Doxycycline)
Gram (+) cocci: Staphylococcus aureus (including methicillin-resistant strains), Streptococcus pneumoniae
Gram (+)
species Other: Rickettsia ... rickettsii #Tetracyclines
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
Approach to Fever and Rash ... anthrax, tularemia, Rickettsia ... Rickettsialpox), Rickettsia ... (Boutonneuse), Rickettsia ... WuidQ #Fever #Rash
Illustrative examples of culture-confirmed erythema migrans. A, A single erythema migrans lesion of 8.5 × 5.0
culture-confirmed erythema ... A, A single erythema ... Patient with >40 erythema ... #Dermatology #Rash
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... Dermatomyositis Erythema ... Lyme disease Erythema ... Eosinophilic fasciitis Erythema
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
Lyme Disease (erythema ... Syndrome - Erythema ... Lyme Disease (erythema ... Macules #Papules #Rash