41 results
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
the knees and hips ... Passive neck flexion causes ... While the pathophysiology ... flexion occurs as ... In very young (less
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... such as reflex ... carotid sinus syndrome ... orthostatic vital sign ... and an initial ECG
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... WBC >100k, + lab signs ... : • Pathophysiology ... unless worrisome EKG
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
Wolff–Parkinson–White syndrome ... pre-excitation syndromes ... WPW is caused by ... #Pathophysiology ... Cardiology #MedStudent #EKG
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
risk factors (eg ... hypertension (eg ... hypertension (eg ... renal bruit or signs ... Vasculitis • Endocrinologic
Problem Representation - Approach to the Infectious Disease Patient

Who: Patient age and host/risk factors (such as
factors (such as ... illness What: Key signs ... define the clinical syndrome ... illness script (e.g ... InfectiousDiseases #History #HPI
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Hepatitis • HIV ... Chronic Obstructive Pulmonary ... • Drug Abuse (e.g ... Chronic Fatigue Syndrome
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
flow to tissues, also ... stagnant hypoxia (e.g ... carrying capacity (e.g ... cannot use oxygen (e.g ... #pathophysiology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Presentation - Young ... • Or brainstem syndromes ... Radiographic findings (eg ... Laboratory findings (eg ... VEP’s: EEG of visual
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Noncardiogenic Pulmonary ... Framework NCPE Pathophysiology ... Causes include: ... level <100 pg/ml EKG ... respiratory distress syndrome