64 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
) PIO2 - atmospheric ... (e.g low cardiac ... output) - Low ... SvO2 → Low PaO2 ... CaO2 → Low SvO2
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... flail chest) • Low ... , Low Fio2 A-a ... arterial #pulmonary #Hypoxia ... #hypoxemia #differential
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
with COVID-19 Low ... in more severe hypoxemia ... patients with PaO2/FiO2 ... #criticalcare #hypoxia ... #failure #algorithm
Mechanical ventilation in obese patients according to the i-STAR Algorithm
Intubate
 • Anticipate difficult airway management and
to the i-STAR Algorithm ... guarantee modes • Low-moderate ... PEEP (ARDSnet low-PEEP ... : avoid hyperoxia ... desaturation prioritise FiO2
Proposed Respiratory Support Algorithm in COVID19

The ‘intubate early’ paradigm, where patients who “fail” low flow oxygen
Respiratory Support Algorithm ... patients who “fail” low ... Also, a low threshold ... #criticalcare #hypoxia ... #failure #algorithm
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Differential Diagnosis Algorithm ... Hypocalcemia, Cerebral Hypoxia ... Differential #Diagnosis #Algorithm ... #Causes #neurology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Hyponatremia Differential Algorithm ... - Urine sodium low ... and uric acid low ... #Differential #Algorithm ... #Diagnosis #Nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Differential Diagnosis Algorithm ... Uric Acid - Low ... Differential #Diagnosis #Algorithm ... #nephrology #sodium ... #low #uricacid
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
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Hypophosphatemia Diagnostic Algorithm ... Hypophosphatemia #phosphorus #low ... #diagnosis #Algorithm ... #differential #nephrology