15 results
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... high index of clinical ... in up to 30% of cases ... large infarct - Infectious ... #comparison #infective
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... • Typhus, gram-negative ... Causes: • Still's ... Brucellosis Faget's Sign ... Fever #Patterns #Differential
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Infective Endocarditis ... antimicrobials, clinical ... but important causes ... #Infective #Endocarditis ... #diagnosis #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... • Coagulase-negative ... Septic Emboli Cause ... Marantic (NTBE) Differential ... diagnosis #management #cardiology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... noninflammatory Signs ... weeks) Can Be Caused ... • Bacterial endocarditis ... aureus • Gram-negative
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... aureus, Coagulase-negative ... Septic emboli cause ... Treat underlying cause ... #Differential #
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... • Common clinical ... Acute meningeal signs ... in 70%-85% • Negative ... rav7ks #CNS #Infections
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... • Bilateral signs ... tested and if negative ... causes need to ... management #neurology #differential
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Evaluation - Chest ... Phos), CBC with differential ... if symptoms of infection ... monitoring (vital signs ... Do not measure negative