56 results
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
This EKG was recorded ... #EKG #EmergencyMedicine ... #CriticalCare # ... Electrocardiogram #ECG ... #Clinical
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Hypernatremia - Differential ... Diagnosis Algorithm ... • Hypertonic saline ... Polyuria scheme) e.g ... Hypernatremia #Nephrology
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Diagnostic approach ... - CBC with differential ... as clinically indicated ... (e.g. echocardiogram ... , EKG) Dr.
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
if suspected (e.g ... block (+/- daily EKG ... of infection (e.g ... Endocarditis #checklist #criticalcare ... #diagnosis #management
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
Alice in Wonderland ... • Infection (e.g ... Brain lesions (e.g ... Wonderland #Syndrome #diagnosis ... #neurology #differential
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Blood Cell (RBC) Morphology ... Chemotherapy (e.g ... #differential # ... diagnosis #hematology ... #microscopy #atlas
Checklist for Evaluation of New-Onset Delirium in the ICU

Initial assessment 
 - 
Vital signs, neuro exam
- CBC with differential ... Relevant drug levels (e.g ... rigidity) Consider EEG ... #Workup #MICU #CriticalCare ... #Diagnosis
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
polyneuropathy (e.g ... injury, Early ALS ... Testing #Causes #differential ... #diagnosis #table ... #neurology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Immunosuppression (e.g ... Autoimmune diseases (e.g ... body, but can also ... Malignancies (eg ... #differential #
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... benign causes such as ... syncope (ruling out differential ... and an initial ECG ... should be guided by clinical