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The effectiveness of the RightSpotpH® Indicator has been validated through clinical studies. A significant study published in the International Journal of Emergency Medicine demonstrated that the device is sensitive and specific for determining intragastric pH levels below or above 5.5, a common threshold used for confirming nasogastric tube placement.
Gastric lavage, also commonly called stomach pumping or gastric irrigation, is the process of cleaning out the contents of the stomach using a tube. Since its first recorded use in the early 19th century, it has become one of the most routine means of eliminating poisons from the stomach. [ 1 ]
Minnesota four-lumen tube, with esophageal and gastric balloons, and esophageal and gastric aspirates. Balloon tamponade is considered a bridge to more definitive treatment modalities, and is usually administered in the emergency department or in the intensive-care unit setting, due to the illness of patients and the complications of the procedure.
Gastric aspiration and or lavage, where a tube is inserted into the stomach via the nose in an attempt to determine if there is blood in the stomach, if negative does not rule out an upper GI bleed [20] but if positive is useful for ruling one in. [14] Clots in the stool indicate a lower GI source while melana stools an upper one.
This avails for aspiration in one lumen, and venting in the other to reduce negative pressure and prevent gastric mucosa from being drawn into the catheter. [5] Dobhoff tube, which is a small bore NG tube with a weight at the end intended to pull it by gravity during insertion. The name "Dobhoff" refers to its inventors, surgeons Dr. Robert ...
A nasogastric aspirate can help determine the location (source) of bleeding and help understand the best initial diagnostic and treatment plan. Nasogastric aspirate has a sensitivity of 42%, specificity 91%, negative predictive value 64%, positive predictive value 92% and overall accuracy of 66% in differentiating upper gastrointestinal ...
Main article: Human parasite Endoparasites Protozoan organisms Common name of organism or disease Latin name (sorted) Body parts affected Diagnostic specimen Prevalence Source/Transmission (Reservoir/Vector) Granulomatous amoebic encephalitis and Acanthamoeba keratitis (eye infection) Acanthamoeba spp. eye, brain, skin culture worldwide contact lenses cleaned with contaminated tap water ...
Variety of microbiological samples. A laboratory specimen is sometimes a biological specimen of a medical patient's tissue, fluids, or other samples used for laboratory analysis to assist in differential diagnosis or staging of a disease process.