551 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... - PaO2 A-a gradient ... (Patm - 47) - (PaCO2 ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome
Pathophysiology of Polycystic Ovarian Syndrome (PCOS)
#Pathophysiology #PCOS #Polycystic #Ovarian #Syndrome #Symptoms
Polycystic Ovarian Syndrome ... (PCOS) #Pathophysiology ... #PCOS #Polycystic ... #Ovarian #Syndrome
Hepatopulmonary Syndrome
HPS - Diagnosis:
 1. Patients with liver disease
 2. Alveolar-arterial oxygen gradient (AaP02) >15 mmHg
Hepatopulmonary Syndrome ... Moderate HPS: ≥ 60 PaO2 ... Severe HPS: ≥ 50 PaO2 ... Very severe HPS: PaO2 ... Hepatopulmonary #Syndrome
Management of Polycystic Ovary Syndrome (PCOS)
Hyperandrogenism, Family Planning, Endometrial cancer prevention, Cardiovascular risk factor management
→ Weight
Polycystic Ovary Syndrome ... (PCOS) Hyperandrogenism ... treatments for PCOS ... BrighamChiefs #PCOS ... Polycystic #Ovary #Syndrome
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
External Snapping Hip Syndrome - Coxa Saltans

External snapping hip or coxa saltans: sliding of the iliotibial
External Snapping Hip Syndrome ... Snapping #Hip #Syndrome ... Iliotibial #clinical #video ... #physicalexam #msk
Freiberg's Test for Piriformis Syndrome

Flex the hip to 90 degrees, internally rotate the hip.
Pain in the
for Piriformis Syndrome ... #Piriformis #syndrome ... lumbar #clinical #video ... #physicalexam #msk
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Respiratory Distress Syndrome ... inspired oxygen (PaO2 ... - 200 mm Hg < PaO2 ... - 100 mm Hg < PaO2 ... Respiratory #Distress #Syndrome
#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
for each 10 - in pCO2 ... for each 10 J in pCO2 ... pk + log (HCO3/(PCO2 ... 70 mmHg on 100% mask ... Distress Syndrome
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Respiratory Distress Syndrome ... Impaired Oxygenation PaO2 ... Distress #Acute #Syndrome