97 results
Tachycardia - Wide vs Narrow Complex, Regular vs Irregular rhythm table

#Diagnosis #Cardiology #EKG #ECG #WideComplex #Narrow
Irregular rhythm table ... Diagnosis #Cardiology #EKG ... #ECG #WideComplex ... Tachycardia #Irregular #Table ... #Comparison #Differential
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
Coverage of common antibiotics used in the hospital

For empiric coverage, first define the type of infection,
Coverage of common antibiotics ... prior resistance. e.g ... ESBL, KPC, VRE. etc ... #antibiogram #pharmacology ... #table #sensitivities
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
syncope Tests: ECG ... , Carotid U/S, EEG ... Syncope #diagnosis #workup ... Effectiveness #table
Modified penicillin binding proteins as mechanism of resistance to antibiotics.
Penicillin Binding Proteins (Transpeptidases) cross link peptidoglycan
(e.g. high dose ... cephalosporin (e.g ... vancomycin to CTX (e.g ... remains active as it works ... Proteins #AMR #PBP #pharmacology
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
QRS #widening #ECG ... #EKG #Pharmacology ... Toxicology #Diagnosis #Differential
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
Known to Prolong QTc ... , venlafaxine Antibiotics ... Medications #Causes #differential ... #diagnosis #pharmacology ... #table
Autoimmune Hemolytic Anemia (AIHA)

WARM AHA
- Primary - Idiopathics
- Secondary
Infectious
 • Viral- HIV, EBV, HCV, HEV
 •
Drug Exposure • Antibiotics ... - eg penicillin, ... /antipyretics- e.g ... Anticancer agents- eg ... AIHA #Diagnosis #Differential
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 ... electrocardiogram #differential
In general, we expand antibiotics too soon in cellulitis, as clinical response (e.g. reduction in edema/erythema,
general, we expand antibiotics ... clinical response (e.g ... source control (e.g ... alternative diagnosis (e.g ... drug reaction, etc