Surgical Critical Care Glossary
100 terms total — 24 showing — Last updated 15 Sep 2026
LVAD LVAD
Left ventricular assist device; mechanical pump supporting heart function in patients with severe heart failure.
abdominal compartment syndrome
A condition where increased pressure within the abdominal cavity causes organ dysfunction and compromised circulation.
abdominal hypertension
Sustained intra-abdominal pressure ≥12 mmHg, a precursor to abdominal compartment syndrome requiring monitoring and inte...
anastomosis
Surgical connection between two tubular structures, such as blood vessels or bowel segments.
anastomotic leak
A serious complication where a surgical connection between two hollow organs breaks down, allowing contents to leak into...
anesthesia emergence
Transition period as patients regain consciousness and protective reflexes following general anesthesia.
APACHE II
Acute Physiology and Chronic Health Evaluation scoring system used to assess severity of illness in ICU patients.
ARDS
A severe form of acute lung injury characterized by widespread inflammation and increased pulmonary vascular permeabilit...
ATLS protocol
Advanced Trauma Life Support - standardized approach to trauma patient assessment and management emphasizing systematic...
boggy abdomen
Physical examination finding describing a soft, edematous abdominal wall that feels spongy to palpation.
bronchoscopy
Diagnostic and therapeutic procedure using a flexible scope to visualize and access the airways in critically ill patien...
CABG
Coronary artery bypass grafting, a surgical procedure to restore blood flow to the heart muscle.
cardiothoracic ratio
Measurement on chest X-ray comparing cardiac width to thoracic width, used to assess heart size and detect cardiomegaly.
central venous pressure
Pressure measurement in the central venous system used to assess intravascular volume status and cardiac preload.
chest tube
A drainage catheter inserted into the pleural space to remove air, blood, or fluid from around the lungs.
colloid osmotic pressure
Osmotic pressure exerted by proteins in blood plasma, primarily albumin, that helps maintain intravascular volume.
compartment syndrome
Acute condition where increased pressure within muscle compartments compromises circulation and tissue function.
continuous renal replacement therapy
Slow, continuous form of dialysis used in critically ill patients with acute kidney injury.
CRRT
A form of dialysis that operates continuously over 24 hours, used for critically ill patients with acute kidney injury.
crystalloid
Intravenous fluid containing dissolved electrolytes used for volume resuscitation and maintaining fluid balance.
cytoreductive surgery
Surgical procedure aimed at removing maximum tumor burden, often followed by heated chemotherapy.
damage control surgery
A surgical strategy that prioritizes rapid control of hemorrhage and contamination over definitive repair in severely in...
delirium
An acute confusional state characterized by fluctuating consciousness and cognitive dysfunction in critically ill patien...
DIC
Disseminated intravascular coagulation; systemic activation of blood clotting leading to widespread microthrombi and ble...
distributive shock
Shock characterized by widespread vasodilation and increased vascular permeability, commonly seen in sepsis.