Umbilical folds: Difference between revisions

Revision as of 16:16, 9 February 2025

Anatomical structures in the human abdomen

Umbilical folds

The umbilical folds are anatomical structures located on the internal surface of the anterior abdominal wall. They are peritoneal folds that cover the underlying structures and are important landmarks in the abdomen.

Types

There are five umbilical folds:

The median umbilical fold is a single midline structure that covers the urachus, a remnant of the fetal connection between the bladder and the umbilicus.
The medial umbilical folds are paired structures that cover the obliterated umbilical arteries.
The lateral umbilical folds are also paired and cover the inferior epigastric vessels.

Function

The umbilical folds serve as important landmarks during laparoscopic surgery and other medical procedures involving the abdominal cavity. They help in identifying the location of the inguinal fossae and other structures.

Inguinal fossae

The inguinal fossae are depressions on the internal surface of the anterior abdominal wall, located lateral to the umbilical folds. They are clinically significant as they are potential sites for inguinal hernias.

Types

There are three types of inguinal fossae:

The supravesical fossa is located between the median and medial umbilical folds.
The medial inguinal fossa is situated between the medial and lateral umbilical folds.
The lateral inguinal fossa is found lateral to the lateral umbilical fold and is the site of the deep inguinal ring.

Clinical significance

The umbilical folds and inguinal fossae are important in the diagnosis and treatment of hernias. The lateral inguinal fossa, in particular, is the site where indirect inguinal hernias occur, while direct inguinal hernias occur through the medial inguinal fossa.

Images

Diagram of the anterior abdominal wall showing the umbilical folds.

Related pages

References

Moore, Keith L.; Dalley, Arthur F.; Agur, Anne M. R. (2013). Clinically Oriented Anatomy. 7th edition. Lippincott Williams & Wilkins.
Standring, Susan (2015). Gray's Anatomy: The Anatomical Basis of Clinical Practice. 41st edition. Elsevier.

@@ Line 1: / Line 1: @@
-'''Umbilical folds''' are anatomical structures found in the human abdomen. They are three in number and are named the median, medial, and lateral umbilical folds. Each of these folds has a different structure and clinical significance.
+{{Short description|Anatomical structures in the human abdomen}}
+{{Anatomy}}
-==Etymology==
+==Umbilical folds==
-The term "umbilical" comes from the Latin word "umbilicus" which means "navel". The term "fold" in this context refers to a bend in a layer of tissue.
+The '''umbilical folds''' are anatomical structures located on the internal surface of the anterior abdominal wall. They are peritoneal folds that cover the underlying structures and are important landmarks in the [[abdomen]].
-==Structure==
+===Types===
-===Median umbilical fold===
+There are five umbilical folds:
-The [[median umbilical fold]] covers the [[urachus]], a remnant of the allantois in the fetus. The urachus is a tube that drains the urinary bladder of the fetus that joins and runs within the umbilical cord.
-===Medial umbilical fold===
+* The '''median umbilical fold''' is a single midline structure that covers the [[urachus]], a remnant of the fetal connection between the bladder and the umbilicus.
-The [[medial umbilical fold]] covers the [[umbilical artery]], a paired artery that is found in the abdominal and pelvic regions.
+* The '''medial umbilical folds''' are paired structures that cover the obliterated [[umbilical arteries]].
+* The '''lateral umbilical folds''' are also paired and cover the [[inferior epigastric vessels]].
-===Lateral umbilical fold===
+===Function===
-The [[lateral umbilical fold]] covers the [[inferior epigastric vessels]]. These vessels supply blood to the lower part of the anterior abdominal wall.
+The umbilical folds serve as important landmarks during [[laparoscopic surgery]] and other medical procedures involving the abdominal cavity. They help in identifying the location of the [[inguinal fossae]] and other structures.
+==Inguinal fossae==
+The '''inguinal fossae''' are depressions on the internal surface of the anterior abdominal wall, located lateral to the umbilical folds. They are clinically significant as they are potential sites for [[inguinal hernia]]s.
+===Types===
+There are three types of inguinal fossae:
+* The '''supravesical fossa''' is located between the median and medial umbilical folds.
+* The '''medial inguinal fossa''' is situated between the medial and lateral umbilical folds.
+* The '''lateral inguinal fossa''' is found lateral to the lateral umbilical fold and is the site of the [[deep inguinal ring]].
 ==Clinical significance==
-The umbilical folds are important landmarks in abdominal surgery. They are used to identify the underlying structures and their relationships to each other. For example, the median umbilical fold is used to locate the bladder during pelvic surgery.
+The umbilical folds and inguinal fossae are important in the diagnosis and treatment of hernias. The lateral inguinal fossa, in particular, is the site where indirect inguinal hernias occur, while direct inguinal hernias occur through the medial inguinal fossa.
-==Related terms==
+==Images==
-* [[Umbilicus]]: The navel or belly button, a central scar on the abdomen at the attachment site of the umbilical cord.
+[[File:Gray1036.png|thumb|Diagram of the anterior abdominal wall showing the umbilical folds.]]
-* [[Peritoneum]]: The serous membrane that forms the lining of the abdominal cavity.
+[[File:Inguinal fossae.PNG|thumb|Diagram showing the inguinal fossae.]]
-* [[Fascia]]: A band or sheet of connective tissue beneath the skin that attaches, stabilizes, encloses, and separates muscles and other internal organs.
-==See also==
+==Related pages==
-* [[Anatomy of the human abdomen]]
+* [[Inguinal canal]]
-* [[Abdominal surgery]]
+* [[Peritoneum]]
+* [[Abdominal wall]]
-[[Category:Anatomy]]
+==References==
-[[Category:Abdomen]]
+* Moore, Keith L.; Dalley, Arthur F.; Agur, Anne M. R. (2013). ''Clinically Oriented Anatomy''. 7th edition. Lippincott Williams & Wilkins.
-[[Category:Surgical anatomy]]
+* Standring, Susan (2015). ''Gray's Anatomy: The Anatomical Basis of Clinical Practice''. 41st edition. Elsevier.
-{{stub}}
+[[Category:Anatomy of the abdomen]]