239 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... febrilepodcast] #BCNIE #Causes ... #culture #negative ... InfectiousDiseases #Microbiology
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Native and ... Endocarditis #Sources #Causes ... #Differential #Microbiology
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... antibiotics as a cause ... SAPHO, Sweet's Syndrome ... Auto-Inflammatory: SAPHO syndrome
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Streptocccus Pneumoniae Microbiology ... Alpha-hemolytic, Catalase Negative ... • Most common cause ... media • Important cause ... Pneumoniae #strep #microbiology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Tubular Proteinuria (Negative ... • Fanconi's syndrome ... sediment - WBC/RBC casts ... Diagnosis #Algorithm #Causes
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
individual studies Clinical ... diseases, describe clinical ... 100%, then all negative ... proportion of negative ... that are true negatives
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Diagnosis and Causes ... • Clinical presentation ... Pseudo-acute coronary syndrome ... Recent flu-like syndrome ... diagnosis: Ischernic cause
Doxycycline - Coverage and Indications
 • Staphylococci (S aureus + CoNS)
 • The tick stuff: Borrelia
• "Atypical" causes ... • Acne • Gram-negative ... #pharmacology #microbiology
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... Jaw-winking syndrome ... thought to be caused ... Most cases are congenital ... #clinical #video
Pemberton's Sign caused by a Retrosternal Thyroid Goiter

Elevating the arms causes the previously flat neck veins
Pemberton's Sign caused ... Elevating the arms causes ... superior vena cava syndrome ... #PhysicalExam #clinical ... neck #mass #SVC #Syndrome