Lower gastrointestinal bleeding classification

Lower gastrointestinal bleeding Microchapters
Home
Patient Information
Overview
Historical Perspective
Classification
Pathophysiology
Causes
Differentiating Lower gastrointestinal bleeding from other Diseases
Epidemiology and Demographics
Risk Factors
Screening
Natural History, Complications and Prognosis
Diagnosis
Diagnostic Study of Choice
History and Symptoms
Physical Examination
Laboratory Findings
Electrocardiogram
X-ray
Echocardiography and Ultrasound
CT scan
MRI
Other Imaging Findings
Other Diagnostic Studies
Treatment
Management Initial resuscitation Pharmacotherapy
Surgery Surgical Management Endoscopic Intervention
Primary Prevention
Secondary Prevention
Cost-Effectiveness of Therapy
Future or Investigational Therapies
Guidelines for Management
Case Studies
Case #1
Lower gastrointestinal bleeding classification On the Web
Most recent articles
Most cited articles
Review articles
CME Programs
Powerpoint slides
Images
American Roentgen Ray Society Images of Lower gastrointestinal bleeding classification All Images X-rays Echo & Ultrasound CT Images MRI
Ongoing Trials at Clinical Trials.gov
US National Guidelines Clearinghouse
NICE Guidance
FDA on Lower gastrointestinal bleeding classification
CDC on Lower gastrointestinal bleeding classification
Lower gastrointestinal bleeding classification in the news
Blogs on Lower gastrointestinal bleeding classification
Directions to Hospitals Treating Psoriasis
Risk calculators and risk factors for Lower gastrointestinal bleeding classification

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Aditya Ganti M.B.B.S. [2]

Overview

Lower gastrointestinal bleeding can be classified into

Classification

Lower GI bleeding can be classified into 3 groups based on the severity of bleeding:

• Occult lower GI bleeding
• Moderate lower GI bleeding
• Severe lower GI bleeding

	Severe lower GI bleeding	Moderate lower GI bleeding	Occult lower GI bleeding
Age	> 65 years	Occur at any age	Any age
Presenting symptoms	Hematochezia or bright red blood per rectum.	Hematochezia or melena.	Symptoms of anemia (fatigue, tirdness)
Hemodynamics	Unstable	Stable	Stable
Lab findings	hemoglobin equal to or less than 6 g/dl.	Microcytic anemia	Microcytic hypochromic anemia due to chronic blood loss.
Differential	Diverticulosis and angiodysplasias	Neoplastic disease Inflammatory, <br> infectious, benign anorectal, and congenital diseases.	Inflammatory, neoplastic and congenital.