1107 results
Acute Pharyngitis: Differential Diagnosis
Infectious:
 • Respiratory viruses (25-45%)
 • Group A Strep (5-15%)
 • Other bacteria:
Acute Pharyngitis ... tularemia • STDs: Acute ... Retroviral Syndrome, Neisseria ... Behcet syndrome #Acute
Causes of Acute Pharyngitis
• 200 visits per year per 1000 people
   - i.e. 400
Causes of Acute ... Viral Causes of Acute ... Bacterial Causes of Acute ... (5%) • <1%: Neisseria
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Conjunctivitis: Bacterial, Neisseria ... Anterior Chamber: • Acute
Causes of Acute Infectious Diarrhea
Noninflammatory Diarrhea
Viral - Noroviruses, astrovirus, adenovirus, Rotavirus, sapovirus
Protozoal - Giardia lamblia, Cryptosporidium,
Causes of Acute ... enterocolitica, Chlamydia, Neisseria ... Diarrhea #Causes #Acute
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Microbial Etiology of Acute ... pharyngitis • Neisseria ... HIV - Primary acute
Causes of Acute Pericarditis:

Infectious;

Viral: 
Adenovirus 
Coxsackie virus A and B 
Echovirus 
Epstein-Barr virus 
Hepatitis 
Human immunodeficiency
Causes of Acute ... Menangococcus Neisseria ... Noninfectious Acute ... idiopathic* Acute
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Gram-negative diplococci Neisseria ... afebrile • Acute
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
Parvovirus 819 / EBV, Acute ... Purpuric: RMSF, Neisseria
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
the time course (acute ... MONOARTHRITIS • Acute ... asymmetric pattern Acute ... Infection: • Neisseria
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- APLS • Acute ... Present): - Neisseria