31 results
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
that prolong the QT ... Methadone • Also ... Hypomagnesemia Hypokalemia ... TorsadesDePointes #Diagnosis #Cardiology ... #ECG #EKG
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 ... #potassium #nephrology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... risk factors (eg ... hypertension (eg ... 109 mm Hg) with clinical ... hypertension (eg
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... Herpes, Coxsackie, etc ... Dermatomyositis Clinical ... Diagnosis #Management #causes ... #treatment #nephrology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... Hypomagnesemia • Hypokalemia ... 300 = NSVT EKG ... more intensive treatment ... #differential #cardiology
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
remember to tailor treatment ... (eg. remifentanil ... • Also consider ... Diagnosis #Management #Workup ... #Cardiology
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 ... an appropriate critical ... Diagnosis #Management #Workup
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... "pinched off" as ... voltage Other Causes ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE) Clinical ... autoantibodies that will cause ... Lumbar Puncture, EEG ... Treatment: ... (for secondary APS
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
Diagnosis: • Based on clinical ... serologic, and EMG ... More likely to cause ... characteristic EMG ... - Improves clinical