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Typical Clinical Presentations of Septic Arthritis by Pathogen and Joint Involvement

#Diagnosis #Septic #Arthritis #Differential #History #Presentation
Typical Clinical ... Septic Arthritis by Pathogen ... Involvement #Diagnosis ... #Presentation #Pathogen
Septic Arthritis - Pathogens and Clinical Clues

Staphylococcus aureus 
Streptococcal spp. 
Neisseria gonorrhoeae 
Aerobic/Anaerobic 
Gram-negative bacteria 
Brucellosis
Septic Arthritis - Pathogens ... and Clinical Clues ... Septic #Arthritis #Pathogens ... #Differential #Diagnosis
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Diagnostic approach ... and other viral pathogens ... as clinically indicated ... Internet Book of Critical ... algorithm #schema #Diagnosis
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... disease ARDS Diagnosis ... Epidemiologic exposure + clinical ... #microbiology #diagnosis
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Monocytogenes Pathogen ... food, salad bar Clinical ... CNS infection Diagnosis ... Monocytogenes #diagnosis
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Monocytogenes Pathogen ... food, salad bar Clinical ... CNS infection Diagnosis ... Monocytogenes #diagnosis
Nocardiosis - Nocardia spp
Pathogen: Filamentous gram-positive branching rod, grows in acid fast staining and anaerobic conditions
Clinical
Nocardia spp Pathogen ... anaerobic conditions Clinical ... Nocardiosis #Nocardia #diagnosis
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
Pathogenesis and clinical ... non-gonnococcal pathogen ... pathophysiology #diagnosis
Algorithm for Management of Acute Exacerbation of COPD (AECOPD)

Obtain workup for alternate diagnoses and relevant comorbidities:
for alternate diagnoses ... respiratory viral pathogen ... deficiency for newly diagnosed ... of AECOPD: • Clinical
Asymptomatic Bacteriuria - Definition

> 100,000 colony forming units of a single pathogen on two urine cultures
units of a single pathogen ... treatment as UTI is a clinical ... diagnosis #Diagnosis ... #Diagnosis #Asymptomatic