31 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hyporeflexia: • Hypercalcemia ... polyneuropathy (e.g ... Guillain-Barré syndrome ... #differential #diagnosis ... #table #neurology
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... prolonged PR and QT ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes ... #Progression #Table
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Causes of Pediatric ... Withholding • Painful (e.g ... Guillain-Barré Syndrome ... #Algorithm #Causes ... #Peds #Pediatrics
Causes of Developmental Delay - Differential Diagnosis Algorithm
Isolated Domain Delay - Reduced Respiratory Drive:
 • Cognitive
Causes of Developmental ... Teratogenic Disorder (e.g ... • Mechanical (e.g ... #Algorithm #Causes ... #Peds #Pediatrics
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Disorders • Neurologic ... Disorders (Eg. ... • Medications (Eg ... • Drug Abuse (Eg ... #Algorithm #Causes
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Liver Failure • Hypercalcemia ... Pulmonary Disease Neurologic ... • Drug Abuse (e.g ... Chronic Fatigue Syndrome ... #Algorithm #causes
Causes of Congenital Anomalies - Differential Diagnosis Algorithm
Malformation
 • Embryonic development failure or inadequacy (often multifactorial)
Deformation
normal tissue (e.g ... of Anomalies (Syndromic ... • Association (e.g ... #Algorithm #Causes ... #Peds #Pediatrics
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... - Differential Diagnosis ... voltage Other Causes ... #cardiology #ecg ... #ekg #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Inherited arrhythmia syndromes ... (e.g., long QT ... syndrome, ARVC) ... Hypomagnesemia • Hypokalemia ... 300 = NSVT EKG
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
Acute Coronary Syndrome ... thrombus formation causes ... is reflected by ECG ... #Diagnosis #Cardiology ... Text: The Only EKG