269 results
Considerations for Crystalloids - 0.9% NS vs LR vs Plasma-Lyte
 - Causes hyperkalemia?
 - Safe to
Crystalloids - 0.9% NS vs LR ... Plasma-Lyte - Causes ... - Causes lactic ... Update: AKI in NS row ... indications #comparison #LR
POUND Mnemonic for Diagnosis of Migraine Headache
P Is the headache Pulsatile in quality?
O Is the duration
there associated Nausea ... ≥ 4 features LR ... 3 features LR ... 3.5 ≤2 features LR ... Pound #Mnemonic #LR
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
physical activity - Nausea ... /vomiting (+LR 0.92 ... Diaphoresis (+LR ... neck or jaw (+LR ... to both arms (+LR
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
disorientation (LR ... • Cachexia (LR ... C or < 35.1°C (LR ... over the CURB-65 (low ... of blood CX is low
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
require urgent nephrology ... : Hypovolemia, Low ... fluids (NS or LR ... CONSIDER INTRINSIC CAUSES ... workup #diagnosis #nephrology
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
Lactated Ringers (LR ... Composition of LR ... Lactated Ringers (LR ... lactic acid • LR ... Lactated #Ringers #LR
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... filling of bucket (low ... Differential #Diagnosis #Algorithm ... #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Normal Acid-Base: Low ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Specificity 90% • LR ... + 9.2, LR- 0.09 ... physicalexam #diagnosis #neurology
Hypovolemia on Physical Exam - Likelihood Ratios
 - Sunken eyes
 - Abnormal skin turgor (subclavicular area)
has the highest +LR ... show us that the LR ... really high or low