74 results
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
that prolong the QT ... Hypomagnesemia Hypokalemia ... TorsadesDePointes #Diagnosis ... #Cardiology #ECG ... #EKG
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... repolarization causes ... prolonged PR and QT ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes
Proposed Algorithm for Diagnosing Sarcoidosis
Highly suggestive Clinicoradiological Findings → Clinical diagnosis (without biopsy) e.g. Löfgren's syndrome
Suggestive
Clinicoradiological Findings → Clinical ... biopsy) e.g. ... and/or cytology (e.g ... of alternative causes ... #Workup
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
dialysis indication (e.g ... require urgent nephrology ... Nephrotoxic drugs (e.g ... KidneyInjury #simplified #workup ... #diagnosis #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
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Hyporeflexia: • Hypercalcemia ... polyneuropathy (e.g ... #differential #diagnosis ... #table #neurology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
metastases, Infection (e.g ... uropathy, Metabolic causes ... (e.g., hypokalemia ... disease, Drugs (e.g ... #Diagnosis #Differential
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... orthostatic vital sign ... and an initial ECG ... Further diagnostics ... should be guided by clinical
Chest pain, good story, but nonspecific ECG? Do a bedside echo: regional WMAs support your case
but nonspecific ECG ... WMAs support your case ... UltrasoundJelly #Clinical ... #Diagnosis #POCUS
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Triage EKG (no prior ... Differential/diagnosis ... RV, McConnell's sign ... Echocardiogram #A4c #clinical ... cardiology #McConnells #sign