Category CCC

The LITFL Critical Care Compendium is a comprehensive collection of pages concisely covering the core topics and controversies of critical care.

CCC Critical Care compendium 340

Hyperphosphataemia

Hyperphosphataemia: renal failure; increased renal resorption (hypoparathyroidism, thyrotoxicosis); cellular injury with release (tumour lysis syndrome, rhabdomyolysis, haemolysis, ischemic gut)

CCC Critical Care compendium 340

Shunts and Echocardiography

OVERVIEW can use bubble testing to ID calculate gradients if L->R shunt reverses due to pulmonary hypertension it is Eisenmenger syndrome Echo may not detect extra-cardiac shunts ASD patent foramen ovale (30% incidence in general population) ostium secundum ostium primum…

CCC Critical Care compendium 340

Defibrillators

Defibrillator: application of an electrical current across the heart to convert VF/VT -> sinus rhythm

CCC Critical Care compendium 340

Calcium Replacement

Calcium Replacement: controversial issue; generally accepted that patient should have replacement if ionised Ca2+ < 0.8mmol/L