22 results
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
Hypercalcemia - ... EKG Findings Causes ... • Milk-alkali syndrome ... #EKG #ECG #Electrocardiogram ... Differential #Causes #Diagnosis
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
finding) • Atrial Arrhythmia ... Wave in V1 • Shift ... in relation to ECG ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Wandering atrial pacemaker - ECG Diagnosis
 • The change in P wave contour is gradual
 •
atrial pacemaker - ECG ... Diagnosis • The ... the pacemaker shifts ... Variant of sinus arrhythmia ... #ekg #ecg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Variants of Sinus Arrhythmia ... Phasic Sinus Arrhythmia ... the pacemaker shifts ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Variants of Sinus Arrhythmia ... Phasic Sinus Arrhythmia ... the pacemaker shifts ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Causes of Hypercalcemia ... hypocalciuric hypercalcemia ... Genetic disorders (e.g ... #Differential #Diagnosis ... #Endocrinology
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... ., due to arrhythmias ... carotid sinus syndrome ... orthostatic vital sign ... and an initial ECG
Refeeding Syndrome: Pathogenesis and clinical findings

Patients at Risk of Refeeding Syndrome:
 - Little or no nutritional
Low BMI < 18.5 kg ... - Cardiac Arrhythmias ... Metabolic Acidosis • Shift ... #diagnosis #pathophysiology ... #symptoms #signs
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
WBC >100k, + lab signs ... hydration - Hyperkalemia ... unless worrisome EKG ... tetany or cardiac arrhythmis ... #TLS #diagnosis
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... risk factors (eg ... hypertension (eg ... hypertension (eg ... Vasculitis • Endocrinologic