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K92.2 – Gastrointestinal Haemorrhage NOS
K92.2 is the ICD-10 code for gastrointestinal haemorrhage, not otherwise specified. It applies when bleeding in the digestive tract has no clearly identified cause.
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K92.2 is the ICD-10 code for gastrointestinal haemorrhage, not otherwise specified. It applies when bleeding in the digestive tract has no clearly identified cause.
What is K92.2?
The ICD-10 code K92.2 refers to gastrointestinal haemorrhage, not otherwise specified (GI bleeding NOS). This code is assigned when bleeding occurs somewhere in the gastrointestinal (GI) tract but has not yet been attributed to a specific diagnosis or anatomical location. It belongs to the category of other diseases of the digestive system (K90–K95) within the ICD-10 classification system.
Causes
Gastrointestinal bleeding can originate from any part of the digestive tract. Common causes include:
- Upper GI tract: Peptic ulcers (gastric or duodenal), oesophageal varices, gastritis, Mallory-Weiss tears
- Lower GI tract: Haemorrhoids, colorectal polyps, diverticular disease, colorectal cancer, inflammatory bowel disease (e.g., Crohn's disease, ulcerative colitis)
- Vascular causes: Angiodysplasia (abnormal blood vessel formations in the gut wall)
- Medication-related: Use of nonsteroidal anti-inflammatory drugs (NSAIDs), anticoagulants, or corticosteroids
When the source of bleeding has not yet been determined at the time of coding, K92.2 is applied as a non-specific classification.
Symptoms
The symptoms of GI bleeding depend on the location and severity of the bleed:
- Blood in stool: bright red blood (haematochezia) or black, tarry stools (melaena)
- Vomiting blood (haematemesis) or coffee-ground vomit, indicating upper GI bleeding
- Weakness, dizziness, pallor as signs of blood loss
- Low blood pressure and rapid heart rate in cases of significant bleeding
- In mild cases, bleeding may be occult (not visible) and detected only through stool tests
Diagnosis
Several diagnostic procedures are used to identify the source and severity of GI bleeding:
- Blood tests: Full blood count, haemoglobin levels, coagulation parameters, iron status
- Gastroscopy (upper endoscopy): Visual examination of the oesophagus, stomach, and duodenum
- Colonoscopy: Examination of the colon and terminal ileum
- Capsule endoscopy: Used when small bowel bleeding is suspected
- Imaging: CT angiography or scintigraphy for obscure or active bleeding
- Faecal occult blood test (FOBT/iFOBT): A screening tool to detect hidden blood in the stool
Treatment
Treatment depends on the location, cause, and severity of the bleeding:
- Endoscopic haemostasis: Injection therapy, clipping, banding, or thermal coagulation performed during endoscopy
- Medication: Proton pump inhibitors (PPIs) to reduce gastric acid; antibiotics if Helicobacter pylori infection is confirmed
- Surgery: Required in cases of severe or uncontrollable bleeding
- Blood transfusion: For patients with significant blood loss and anaemia
- Medication review: Discontinuing or adjusting NSAIDs, anticoagulants, or other contributing drugs
Mild cases may be managed on an outpatient basis, while severe or ongoing bleeding requires hospitalisation and urgent intervention.
When to Seek Medical Attention
The following signs require immediate medical attention or emergency services:
- Vomiting blood or material resembling coffee grounds
- Black, tarry stools
- Severe weakness, fainting, or circulatory collapse
- Visible blood in the stool
Unexplained anaemia or a positive occult blood test should also prompt timely medical evaluation.
References
- World Health Organization (WHO): ICD-10 International Classification of Diseases, 10th Revision – K92.2 Gastrointestinal haemorrhage, unspecified. www.who.int
- Laine L, Yang H, Chang SC, Datto C: Trends for incidence of hospitalization and death due to GI complications in the United States from 2001 to 2009. American Journal of Gastroenterology. 2012;107(8):1190–1195.
- Gralnek IM, Stanley AJ, Morris AJ, et al.: Endoscopic diagnosis and management of nonvariceal upper gastrointestinal haemorrhage (NVUGIH): European Society of Gastrointestinal Endoscopy (ESGE) Guideline – Update 2021. Endoscopy. 2021;53(3):300–332.
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