107 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... blood (measured on ABG ... SvO2 → Low PaO2 ... CaO2Low SvO2 ... → Low PaO2 CYTOPATHIC
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Approach to Acid Base ... than expected based ... 3) Now, look at ... Do you need an ABG ... and ~5 mmHg to pCO2
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... 35-45 mmHg • PaO2 ... Diagnosis #Summary #Nephrology ... #ABG #bloodgas ... #Acid #Base #Gas
PLACO Mnemonic - Approach to Acid-Base Disorders
P - Determine the pH
L - Labs: PCO2 & HCO3
A
Approach to Acid-Base ... pH L - Labs: PCO2 ... AcidBase #Acid #Base ... #diagnosis #nephrology
Severe Asthma Exacerbation
Signs of a Severe Asthma Exacerbation:
 • Vitals: ↑HR ↑RR ↓SpO2
 • High work
wheezing OR poor air flow ... • ABG: - ... High pCO2 / low ... Abnormally normal ABG ... breathing • Peak flow
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders ... Differential Diagnosis Algorithm ... Respiratory Acidosis (pCO2 ... Respiratory Alkalosis (pCO2 ... Differential #Diagnosis #Algorithm
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... • Normal Acid-Base ... : Low intake • ... Differential #Diagnosis #Algorithm ... #nephrology
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
Blood Gas (ABG) ... Interpretation and Acid-Base ... Look at the pCO2 ... the change in pCO2 ... AmyChung #AcidBase #ABG
Pathophysiology Based Approach to Hyponatremia - Diagnostic Algorithm

Not the "classic" Volume based approach. 

#Hyponatremia #Algorithm #Pathophysiology
Pathophysiology Based ... Hyponatremia - Diagnostic Algorithm ... classic" Volume based ... #Hyponatremia #Algorithm ... #Differential #Nephrology
Platypnea-Orthodeoxia Syndrome on Physical Exam
The case of a patient with a diagnosis of cirrhosis and platypnea-orthodeoxia
Physical Exam The case ... You can observe how ... there is a drop in SaO2 ... to 90% (and in paO2