18 results
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
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Weakness, cramping, nausea ... reabsorption) Workup ... heparinized tube) • ECG ... only if no clear cause ... Elimination (see Table
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... with previously stable ... disorders including hypokalemia ... Hyperthyroidism, Hypercalcemia ... #Hypertension #Workup
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... Herpes, Coxsackie, etc ... Treatment of underlying ... per day until stable ... Diagnosis #Management #causes
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Herpes, Coxsackie etc ... per day until stable ... Dialysis for severe hyperkalemia ... Management #Summary #causes ... #treatment
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Drugs that prolong QT ... Congenital long QT ... Hypomagnesemia • Hypokalemia ... Hypocalcemia (rarely) Treatment ... 1b (lidocaine)- case
Hydroxychloroquine is an antimalarial & DMARD (disease modifying antirheumatic drug). It is currently being discussed as
prophylaxis and treatment ... tinnitus) and may cause ... It also can cause ... hypoglycemia), QTc ... Hydroxychloroquine #HCQ #Pharmacology
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
trolley, anaphylaxis treatment ... require prolonged treatment ... alternate vasopressor (e.g ... as patient is stable ... Diagnosis #Management #Workup
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
remember to tailor treatment ... Consider known drug causes ... , digoxin etc) ... myocardial infarction, hyperkalaemia ... Diagnosis #Management #Workup
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
., long QT syndrome ... heart disease Causes ... Hypomagnesemia • Hypokalemia ... 300 = NSVT EKG ... more intensive treatment