What is a lavage procedure?
Gastric lavage is the administration and evacuation of small volumes of liquid through an orogastric tube to remove toxic substances within the stomach.
How is gastric lavage inserted?
Gastric lavage involves the passage of a tube (such as an Ewald tube) via the mouth or nose down into the stomach followed by sequential administration and removal of small volumes of liquid. The placement of the tube in the stomach must be confirmed by pH testing a small amount of aspirated stomach contents, or x-ray.
What fluid is used for gastric lavage?
Gastric lavage involves placing a tube through the mouth (orogastric) or through the nose (nasogastric) into the stomach. Toxicants are removed by flushing saline solutions into the stomach, followed by suction of gastric contents.
How do you prepare for gastric lavage?
Ideally the patient being prepared for an early morning gastric aspirate should sleep for at least six hours without interruption. They should not eat or drink anything overnight to prevent the stomach from emptying.
What is Orogastric lavage?
Definition: Removal of potentially toxic contents from a patient’s stomach. After the cessation of syrup of ipecac–induced emesis, orogastric lavage is the sole remaining clinical option for gastric emptying.
What is gastric lavage indications?
Gastric lavage is indicated for the ingestion of potentially life-threatening substances, such as cyanide, calcium-channel blockers, colchicine, chloroquine, and tricyclic antidepressants. It should never be used in patients with nontoxic ingestions.
What is Ng suction?
Nasogastric aspiration (suction) is the process of draining the stomach’s contents via the tube. Nasogastric aspiration is mainly used to remove gastrointestinal secretions and swallowed air in patients with gastrointestinal obstructions.
What is in BAL fluid?
BALF and sputum contain a variety of cells and soluble compounds such as proteins and lipids. The main constituents of BALF originate from secretions of the alveoli, whereas sputum represents secretions closer to the tracheobronchial tree. Typical applications for BALF and sputum are in the diagnosis of lung disease.