16 results
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
blockers which cause ... QRS #widening #ECG ... #EKG #Pharmacology ... #Medications #Toxicology ... #Diagnosis #Differential
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
syncope Tests: ECG ... , Carotid U/S, EEG ... #workup #testing ... Effectiveness #table ... #comparison
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Resistance, Main Uses ... Vasopressors #Properties #Table ... #Pharmacology # ... Effect #Management #Comparison
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... prolonged PR and QT ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes ... #Progression #Table
A toxidrome is a syndrome (set of symptoms) caused by specific medications or toxins.

There are 5
set of symptoms) caused ... hydromorphone, etc ... antihistamines #Diagnosis ... #Toxicology #Toxidromes ... #Comparison #Table
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
is not desired (e.g ... is not desired (e.g ... Bradyarrhythmias, Some cases ... Vasopressors #Inotropes #comparison ... #table #pharmacology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential Diagnosis ... risk factors (eg ... hypertension (eg ... hypertension (eg
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
The most common causes ... more than one cause ... (e.g. cirrhosis ... carcinomatosis, HF, etc ... Jcortesizaguirr #Ascites #workup
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
as a possible cause ... alternate vasopressor (e.g ... as patient is stable ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Toxic Alcohol Ingestion: Methanol
Solvent found in cleaning and printing solutions, adhesives, stains, paint removers,
antifreeze agent in
gasoline additive Pharmacology ... - Metabolite (eg ... , but does NOT cause ... osmolal gap #Diagnosis ... #Management #Toxicology