Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Esophagogastroduodenoscopy

Esophagogastroduodenoscopy (EGD) or oesophagogastroduodenoscopy (OGD), also called by various other names, is a diagnostic endoscopic procedure that visualizes the upper part of the gastrointestinal tract down to the duodenum. It is considered a minimally invasive procedure since it does not require an incision into one of the major body cavities and…

Applications & Art

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Esophagogastroduodenoscopy. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

ICD-9-CM
45.13
MeSH
D016145
OPS-301 code
1-631, 1-632
Other names
EGD OGD Upper endoscopy

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Alternative names

Medical uses

Complications

Limitations

Procedure

Gallery

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Esophagogastroduodenoscopy

Nodes92
Edges91
Triples13
Avg. degree1.98
Density0.021739
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Esophagogastroduodenoscopy

Top relations

related to Alternative names · 8
Esophagogastroduodenoscopy → American English, British English, EGD, GI, It, OGD, PES, The
ICD-9-CM · 1
Esophagogastroduodenoscopy → 45.13
MeSH · 1
Esophagogastroduodenoscopy → D016145
OPS-301 code · 1
Esophagogastroduodenoscopy → 1-631, 1-632
Other names · 1
Esophagogastroduodenoscopy → EGD OGD Upper endoscopy

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

endoscope procedure stomach endoscopic biopsy egd upper patient endoscopy duodenum also names esophagus may image called gastrointestinal used ogd performed

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
EsophagogastroduodenoscopyICD-9-CM45.131.00infobox
EsophagogastroduodenoscopyMeSHD0161451.00infobox
EsophagogastroduodenoscopyOPS-301 code1-631, 1-6321.00infobox
EsophagogastroduodenoscopyOther namesEGD OGD Upper endoscopy1.00infobox
excess fluid or poor motion of the gut during endoscopy can be suggestive of disorders of functioninstance offindings0.80text
Esophagogastroduodenoscopyrelated to Alternative namesThe0.60section
Esophagogastroduodenoscopyrelated to Alternative namesEGD0.60section
Esophagogastroduodenoscopyrelated to Alternative namesAmerican English0.60section
Esophagogastroduodenoscopyrelated to Alternative namesOGD0.60section
Esophagogastroduodenoscopyrelated to Alternative namesBritish English0.60section
Esophagogastroduodenoscopyrelated to Alternative namesIt0.60section
Esophagogastroduodenoscopyrelated to Alternative namesPES0.60section

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.