111 results
Junctional Rhythms - Junctional rhythm describes an abnormal heart rhythm resulting from impulses coming from a
atrioventricular node ... Cardiology #MedStudent #EKG ... Junctional #Rhythms #Table
Subjective Tinnitus: Pathogenesis and clinical findings
Subjective Tinnitus - Perceived sound with no acoustic stimulus, heard only
by the patient Note ... refers to sound caused ... #Tinnitus #Causes ... #pathophysiology
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... #Hyperkalemia #EKG ... #ECG #Changes # ... Progression #Table
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Deep coma (any cause ... polyneuropathy (e.g ... Hyperreflexia #Testing #Causes ... differential #diagnosis #table
Pediatric SVT - Management Algorithm
Identify SVT:
 • HR not variable
 • Abrupt rate changes
 • Infants:
: HR > 180bpm ECG ... Monitors, Pads AP Stable ... Don't cover mouth/nose ... 0.2 mg/kg Unstable ... 2 J/kg - Dr.
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Anaphylaxis: when any egg ... known allergen Note ... Neurological Compromise (e.g ... Cardiac Compromise (e.g ... #Anaphylaxis #pathophysiology
Causes of Peripheral Edema - Differential Diagnosis
Increased Hydrostatic Pressure
 • Volume Expansion: Kidney failure, Pregnancy, Medication
Causes of Peripheral ... Medication side effect (e.g ... Malignancy: Lymph node ... • Filariasis (e.g ... EricsMedicalLectures/ #Causes
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Bradycardia - Note ... #bradycardia #Causes ... infectiousdiseases #table
High Output Heart Failure - Pathophysiology and Differential Diagnosis
Obesity - Systemic Vasodilation, Vasoactive Adipokines
Arteriovenous Fistula -
Heart Failure - Pathophysiology ... - Congenital (e.g ... HHT), Acquired (e.g ... HeartFailure #CHF #Pathophysiology ... Diagnosis #cardiology #causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
tachy not from SA node ... brady) (3) SA node ... beats (4) SA node ... 200ms from longer pause ... #EKG #diagnosis