21 results
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Arrhythmias on ECG ... atrial tachycardia ECG ... cardiology #diagnosis #ekg ... electrocardiogram #clinical ... #comparison #Arrhythmias
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
rate change is gradual ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram ... #variants #clinical ... #comparison
Proposed Algorithm for Diagnosing Sarcoidosis
Highly suggestive Clinicoradiological Findings → Clinical diagnosis (without biopsy) e.g. Löfgren's syndrome
Suggestive
Proposed Algorithm ... Clinicoradiological Findings → Clinical ... without biopsy) e.g ... Löfgren's syndrome ... and/or cytology (e.g
Toaster Electrocution Electrical Injury
Primary determination of injury extent = amount of CURRENT flowing through body.
VARIABLES: voltage,
EKG, labs, cardiac ... patients with normal ECG ... if symptomatic (e.g ... severe burns, ECG ... Abnormal ECG or
Hypoglycemia - Differential Diagnosis Algorithm
Fasting Hypoglycemia:
 • Excess Insulin
 • Medications (e.g. Insulin Secretagogues, ß-Adrenergic Antagonists,
• Medications (e.g ... Alcohol Post-Prandial ... • Alimentary (e.g ... Illness (e.g. ... Hyperinsulinemic States (e.g
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
rate change is gradual ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram ... #variants #clinical ... #comparison
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... Other brainstem syndromes ... (e.g. oculomotor ... disturbances, facial ... AQP4-lgG disease; e.g
Hyperglycemia - Differential Diagnosis Algorithm
Diabetes Mellitus:
 • Impaired Glucose Tolerance
 • Type I Diabetes
 • Type
Differential Diagnosis Algorithm ... • Cushing's Syndrome ... agonists • Others Critical ... Hyperglycemia (e.g ... Differential #Diagnosis #Algorithm
Malignant Adrenal Mass - Differential Diagnosis Algorithm
Suggestive of Malignancy: Inhomogenous Density, Delay in CT Contrast Washout
Differential Diagnosis Algorithm ... Releasing Carcinoma (e.g ... Other Source (e.g ... Polycystic Ovarian Syndrome ... High Plasma E2 + Clinical
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
Clinical Manifestations ... - Stiffness in axial ... unit activity on EMG ... of diazepam • EMG ... TPO, TTG, etc EMG