229 results
Gram Positive Cocci - Bacteria Identification Algorithm
Catalase(+)
 - Coag(+): Staphylococcus aureus
 - Coag(-)
α-Heme - Optochin ... (S): Streptococcus ... pneumoniae - Optochin ... Bacitracin(S): Streptococcus ... Bacitracin(R): Streptococcus
Streptococcus pneumoniae on Culture and Sputum Microscopy
 - alpha hemolysis; "P disk," optichin, sensitive
 - Sputum:
Streptococcus pneumoniae ... hemolysis; "P disk," optichin ... richdavisphd #Streptococcus
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
vs Noninfective Causes ... • Non—viridans streptococci ... : • Viridans streptococci ... : • Viridans streptococci ... #Noninfective #Causes
HACEK is the acronym commonly used to describe and help doctors to remember a group of
which can also cause ... endocarditis is caused ... endocarditis is caused ... Alpha-haemolytic Streptococcus ... known as Viridans Streptococcus
Infographic of common causes of acute otitis media and resistance mechanisms of these bacteria. 
Streptococcus pneumoniae
Haemophilus
Infographic of common causes ... Streptococcus pneumoniae ... catarrhalis Group a streptococcus
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
(endogenous): Streptococci ... encapsulated): Streptococcus ... differential #diagnosis #causes
Epiglottitis - Swollen inflamed epiglottis 
Clinical (Rapid onset) 
 • Fever 
 • Sore throat
vaccine) • Streptococcus ... Epiglottitis #Signs #Causes
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
within GI and URT causes ... Maternal viremia causes ... • Streptococcus ... evasion techniques cause ... > Inflammation causes
Causes of Sore Throat / Rhinorrhea - Differential Diagnosis Algorithm
Common viral pathogens: Rhinovirus, Coronavirus, Influenza virus,
Causes of Sore Throat ... Beta Hemolytic Streptococcus ... Bacterial: • Streptococcal ... Diagnosis #Algorithm #causes
Dyspnea - Differential Diagnosis and Presentation

#Diagnosis #Differential #Table #Dyspnea #SOB #Causes
#Differential #Table ... #Dyspnea #SOB #Causes