12 results
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
320C / SOOF) • Normal ... variant • Hypercalcemia ... fibrillation Clinical ... #Cardiology #EKG ... #ECG #Hypothermia
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
people with high hypercalcemia ... This EKG was recorded ... #EKG #EmergencyMedicine ... Electrocardiogram #ECG ... #Clinical
Malignant Adrenal Mass - Differential Diagnosis Algorithm
Suggestive of Malignancy: Inhomogenous Density, Delay in CT Contrast Washout
Releasing Carcinoma (e.g ... Carcinoma) • Normal ... Other Source (e.g ... High Plasma E2 + Clinical ... Hypertension +/- Hypokalemia
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 ... (≥ 0.12s) with abnormal ... #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Disorders: • Hyperkalemia ... no P waves • Hypercalcemia ... ST Elevation of Normal ... #ecg #ekg #electrocardiogram
Pseudohyperkalemia vs Reverse Hyperkalemia

Pseudohyperkalemia and reverse pseudohyperkalemia are both conditions where potassium levels appear falsely elevated.

Pseudohyperkalemia:
This
especially extreme, e.g ... • No clinical ... potassium • ECG ... no changes in ECG ... #Potassium #Nephrology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Clinical Picture ... life-threatening Differential ... syndrome - Myotonic dystrophy ... Serologic and EMG ... diagnosis #management #neurology
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
Differential Diagnosis ... cardiomyopathy (e.g ... hemodynamics (e.g ... LVEF recovery (e.g ... teratogenic GDMT meds (e.g
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... Enteroviruses (e.g ... Mildly decreased/Normal ... • Common clinical ... #diagnosis #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
brain PRES Clinical ... Blood transfusion, Hypercalcemia ... Reversible course Differential ... • EEG: With persistent ... diagnosis #management #neurology