6902 results
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
immunocompetent (HIV negative ... lesions #cns #brain #diagnosis ... causes #radiology #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
cause of AVS and negative ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
- Differential Diagnosis ... Arrhythmia • Neurologic ... ): • Autopsy negative ... #Differential #Diagnosis
Diagnostic Scoring System for Wilson's Disease
 - Kayser-Fleischer rings (2 points)
 - Neurological symptoms (2 points)
Diagnostic Scoring ... points) - Coombs-negative ... Total Score ≥ 4 - Diagnosis ... Total Score 3 - Diagnosis ... #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
impulse test: Negative ... Labyrinthitis #diagnosis ... #neurology #comparison
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
- Differential Diagnosis ... in 70%-85% • Negative ... Monocytogenes or gram negative ... culture or by serology ... #neurology #meningitis
Powassan Virus Infection
 • Prodrome +/- fine erythematous rash → sudden onset fever, neurological deficits
 •
pleocytosis, cultures negative ... Virus #Infection #diagnosis ... #management #neurology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... patients with a negative ... heart failure, neurologic ... Neurologic disorders ... #Differential #Diagnosis
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
FP + TN) = true negatives ... all positives Negative ... / all negatives ... Specificity) Negative ... #calculations #diagnosis
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
epidermidis - Gram-negative ... ) - Culture negative ... Enterococci - Gram-negative ... streptococci - Culture negative ... Bacteria #Pathogens #Diagnosis