17 results
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
interval - Only works ... Bazett's Formula: QTc ... #QTc #Interval ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... • ↑ Ca - short QT ... Syncope #Syndromes #ECG ... #EKG #Checklist ... diagnosis #cardiology #electrocardiogram
Coverage of common antibiotics used in the hospital

For empiric coverage, first define the type of infection,
prior resistance. e.g ... ESBL, KPC, VRE. etc ... #antibiogram #pharmacology ... #table #sensitivities
Checklist for Treatment of Delirium in the ICU 

Remove causative factors 
 - 
Exclude hypoglycemia if
Checklist for Treatment ... interruption (e.g ... sleeping, administer pharmacologic ... in the night (e.g ... #Delirium #Checklist
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Treatment depends ... Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... Diagnosis #Management #Workup
PDE5 inhibitors are usually the drugs of first choice for erectile dysfunction.

PDE5 inhibitors enhance an erection that is
with caution - e.g ... #pharmacology #comparison ... #treatment #medications ... dosing #drugs #table
Admitting in the ICU - Checklist
VITALS: If bad, stop and go see the patient immediately; you
Admitting in the ICU - Checklist ... hyponatremia, AKI, etc ... failure, esp in work-up ... will also get an EKG ... #ICU #Pearls #Checklist
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Myasthenic Crisis Checklist ... - Infectious workup ... oral secretions (e.g ... subjective dyspnea, etc ... MyastheniaGravis #Checklist
Hydroxychloroquine is an antimalarial & DMARD (disease modifying antirheumatic drug). It is currently being discussed as
prophylaxis and treatment ... side effects (e.g ... hypoglycemia), QTc ... prolonging drugs (e.g ... Hydroxychloroquine #HCQ #Pharmacology
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
iatrogenic causes, e.g ... pericardiocentesis kit (eg ... thoracotomy is a better treatment ... Intraoperative #Checklist ... Diagnosis #Management #Workup