3062 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... TB Viral: HSV ... , EBV, HIV, HepB ... Nodosum #Mnemonic #Causes
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
gut) • Viruses: HSV ... airways) • Viruses: HSV ... reactivation), RSV ... reactivation), HHV ... differential #diagnosis #causes
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
• Infectious: HAV ... , HCV, HEV, EBV, ... HSV, CMV • Neoplasm ... Differential #Diagnosis #causes
Causes of Pharyngitis - Differential Diagnosis
Infectious:
 • Bacterial: Group A Strep, Group B and C Strep,
Causes of Pharyngitis ... Neisseria gonorrhoeae, HSV ... Viral: EBV, CMV, HSV ... Differential #Diagnosis #Causes
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Causes of Anterior ... Uveitis - 90% of cases ... • Infectious: HSV ... patient is likely HSV ... Differential #Diagnosis #Causes
Causes of Acute Pharyngitis
• 200 visits per year per 1000 people
   - i.e. 400
Causes of Acute ... a year Viral Causes ... conjunctiva • HSV ... herpangina), EBV, CMV, HIV ... -1 Bacterial Causes
The algorithm below shows how pre-test probability could be combined with various criteria to determine which
average risk for HSV ... has a risk of HSV ... probability of HSV ... acyclovir in these cases ... PCR would cause
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Corneal Ulcer • HSV ... Diagnosis #Algorithm #Causes
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute ... , D, EBV, CMV, HSV ... Differential #Diagnosis #Causes
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Brucellosis - Viruses: HIV ... Herpes virus: CMV, HSV ... Knee #Effusions #causes