70 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
HCO3 12:10 • Respiratory ... Acidosis (pCO2 ... HCO3 7:10 • Respiratory ... Alkalosis (pCO2 ... Diagnosis #Algorithm #Causes
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
Look at the pCO2 ... Metabolic Equal (If pCO2 ... the change in pCO2 ... calculate the expected pCO2 ... Amy Chung, MD, MSc
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Respiratory or Metabolic ... 7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... of Respiratory
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... HYPOVENTILATION • Rising PaCO2 ... : Decreased respiratory ... of hypoxemic respiratory ... oxygen #Hypoxemic #Respiratory
Paradoxical Respirations in Diaphragmatic Paralysis

Note the paradoxical movement of the abdomen during inspiration. The accessory inspiratory
The accessory inspiratory ... This change causes ... Diaphragm #Clinical #Video ... PhysicalExam #Pulmonary #Respiratory
Winged Scapula on Physical Exam

Caused by injury to the long thoracic nerve

#Winged #Scapula #PhysicalExam #clinical #video
Physical Exam Caused ... PhysicalExam #clinical #video ... #neurology #msk
Platypnea-Orthodeoxia Syndrome on Physical Exam
The case of a patient with a diagnosis of cirrhosis and platypnea-orthodeoxia
Physical Exam The case ... observe how the respiratory ... to 90% (and in paO2 ... PhysicalExam #clinical #video ... #breathing #respiratory
A serious case of Flail chest. This is a medical emergency!

Medical Talk @TheMedicalTalk

#Flail #Chest #Breathing #Pattern
A serious case of ... Pattern #Trauma #Video ... PhysicalExam #Pulmonary #Respiratory
DIY Respirator

Innovative technique to create a cheap, reusable, elastomeric respirator for use during critical N95 supply
DIY Respirator ... reusable, elastomeric respirator ... using only a face mask ... brie_slatnick Video ... #Coronavirus #Respirator
#ICUCard
RENAL
GFR
90-131
mL/min
((140-age)*Wt)/(72*Cr)
Glomerular Filtration Rate (Cockcroft)
CI Cr
90-131
mL/min
(CrU * volume)/CrS
Creatinine Clearance
FENa
0.0-1.0
%
((U/P Na)/(U/P Cr))*100
Fractional Excretion of Na+
Na req
mEq
(125-Na)*0.6*Wt
Required Sodium
FE Urea
pCO2 = 1.5 (HCO3 ... pCO2 = 0.9 (HCO3 ... )+9 Respiratory ... Respiratory Alkalosis ... 70 mmHg on 100% mask