222 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Arthritis: - Staphylococcal ... fracture - Patellar dislocation
IDSA - Antimicrobial Therapy for Staphylococcal and Streptococcal Skin and Soft Tissue Infections
 • Impetigo (Staphylococcus
Antimicrobial Therapy for Staphylococcal ... • Impetigo (Staphylococcus ... Infections #SSTIs #Staphylococcal
Hip Dislocation - Posterior dislocation (90%): Typically presents with hip flexed and adducted; 5-15% of posterior
Hip Dislocation ... - Posterior dislocation ... posterior hip dislocations ... Anterior dislocation ... EM #Ortho #Hip #Dislocation
Elbow Injuries - Elbow Dislocations - Anterior vs Posterior #Diagnosis #EM #Ortho #Elbow #Dislocation #Anterior #Posterior
Injuries - Elbow Dislocations ... #Ortho #Elbow #Dislocation
Common Childhood Exanthems - Differential Diagnosis
1) Rubeola (Measles) - Measles morbillivirus (MeV)
2) Scarlet Fever - Streptococcus
Rubella Virus 4) Staphylococcal ... Skin Syndrome - Staphylococcus
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
(endogenous): Staphylococci ... Streptococci (oral), Staphylococci ... Streptococcus pneumonia, Staphylococcus
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder Dislocation ... 95% of shoulder dislocations ... common major joint dislocation ... 95% of shoulder dislocations ... #Shoulder #Dislocation
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... diagnosis scapholunate dissociation ... perilunate or lunate dislocation ... associated fracture or dislocation ... #Scapholunate #Dissociation
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Valve - Acute: • Staphylococcus ... streptococci • Staphylococcus ... gallolyticus • Staphylococcus ... aureus • Staphylococcus ... aureus • Staphylococcus
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
streptococci - Staphylococcus ... aureus - Staphylococcus ... Narcotic Addicts: - Staphylococcus ... aureus - Staphylococcus ... viridans - Staphylococcus