19 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Respiratory Acidosis (pCO2 ... • Metabolic Alkalosis ... • Respiratory Alkalosis ... (pCO2 < 35 mmHg ... Diagnosis #Algorithm #Causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... ↑ ↑ Metabolic alkalosis ... Acetazolamide Causes
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
acidosis or an alkalosis ... Look at the pCO2 ... concomitant respiratory alkalosis ... Amy Chung, MD, MSc ... Metabolic #Acidosis #Alkalosis
#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
Acidosis ІнСО3 → /PCO2 ... pCO2 = 1.5 (HCO3 ... 2)| Metabolic Alkalosis ... Respiratory Alkalosis ... 70 mmHg on 100% mask
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
permit exhaled CO2 ... Nonrebreather Mask ... retention of exhaled gases ... Venturi Mask (venti-mask ... • Uses either
Type 2 Diabetes - Screening, Diagnosis and Management Algorithm
Lifestyle  Modifications (Diet and Exercise) -> Start
• Secondary Causes ... Cushing Syndrome, PCOS ... Amy Chung, MD, MSc
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Causes of Lactate ... The most common causes ... - Many other causes ... / hypoxemia -> focus ... - Hypoxemia (PaO2
Intramuscular Calf Hematoma on POCUS
80 y/o older man. CAD + DAPT.  Working on fishing boat.
Calf Hematoma on POCUS ... POCUS with no DVT ... hematoma In this case ... look for other causes ... #msk #ultrasound
Full thickness Supraspinatus Tear on POCUS

Utilise resisted tests to further assess tendon integrity when using MSK
Supraspinatus Tear on POCUS ... integrity when using MSK ... ultrasound...a case ... Ultrasound Site - MSK ... #pocus
Achilles Tendon Tear on POCUS (Labeled)

A 35yo male presents with ankle pain. Achilles tendon tear is
Tendon Tear on POCUS ... tear is seen on POCUS ... Usually caused by ... #Tendon #Tear #POCUS ... clinical #ultrasound #msk