34 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... under BCNIE, these bacteria ... #Endocarditis #InfectiousDiseases ... #Microbiology # ... CNIE #BCNIE #cardiology
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
Pathogenesis and clinical ... involved in >50% of cases ... a +ve culture Microbiology ... : - Bacterial infection ... S.A. can also be caused
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
an identifiable cause ... The cause is unknown ... but its clinically ... virus    - Or Bacterial ... #Bells #Palsy #neurology
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
It is caused by ... actually seen in all causes ... bronchiolitis ljke bacterial ... Sign #diagnosis #clinical ... #radiology #ChestCT
Etiology of community acquired empyema determined by 16S rRNA sequencing. MRSA=meticillin resistant Staphylococcus aureus; MSSA=meticillin sensitive
Empyema #Pathogens #Microbiology ... #InfectiousDisease ... #Causes #Bacterial ... #Causes #Differential
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
recovery rate of bacteria ... antimicrobials, clinical ... but important causes ... factors: - Serology ... differential #workup #infectiousdiseases
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
It is caused by ... by a viral or bacterial ... infection which causes ... #PhysicalExam #clinical ... ophthalmology #neurology
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Influenza, EBV, PNA, Bacteremia ... Rhabdomyolysis, Critical ... Differential #Diagnosis #causes ... #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Infectious: • Bacterial ... differential #diagnosis #causes ... #radiology #neurology
Salmonella Aspiration on Microscopy

66 y/o male with history of coronary artery disease presents with abdominal pain.
international radiology ... A classic case! ... Is a major cause ... Aspiration #Microscopy #clinical ... #pathology #microbiology