10 results
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
- Gram-positive ... • CNS infection ... Diagnosis: • Stool culture ... available • Blood culture ... ) • CSF (CNS Infection
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
- Gram-positive ... • CNS infection ... Diagnosis: • Stool culture ... available • Blood culture ... ) • CSF (CNS Infection
Stool Cultures - Indications in Diarrhea
Patient Categories to Order Stool Cultures On:
 • Persisting 1 week
Stool Cultures - ... IBD, age > 70, pregnant ... outbreak) Few infectious ... causes of acute ... 196 (1.5%) had a positive
Algorithm for the Evaluation of Acute Diarrhea (< 7 days)
Are the following present?
   1.
Evaluation of Acute ... Routine stool culture ... HIV infection or ... while awaiting culture ... positive 2.
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Symptoms: • Acute ... in 60%-90% • Culture ... : Positive in 70% ... Monocytogenes or
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
recent head/face infection ... head in dependent position ... or at work) - acute ... preeclampsia: late pregnancy ... Killers #Lethal #Fatal
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
• Weakly positively ... • Gram stain, culture ... diagnose concomitant infection ... Gram stain and culture ... Gout #Comparison #rheumatology
Diagnostic Criteria for Sweet Syndrome (Acute Febrile Neutrophilic Dermatosis)
Major criteria 
 1. Abrupt onset of tender
Sweet Syndrome (Acute ... inflammatory disease, or pregnancy ... gastrointestinal tract infection ... rate >20 mm/h; positive ... Sweet #Syndrome #Acute
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
presents with acute ... pulmonary symptoms • Rheumatologic ... to 12 weeks for acute ... • Confirmed by culture ... have positive blood
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
Acute CPP Crystal ... shaped • Weakly positively ... • Gram stain, culture ... diagnose concomitant infection ... Deposition #Disease #Rheumatology