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Related Experiment Video

Updated: May 15, 2026

A Model of Free Tissue Transfer: The Rat Epigastric Free Flap

A Model of Free Tissue Transfer: The Rat Epigastric Free Flap

Published on: January 15, 2017

Parameters predicting complications in flap surgery.

Jörg Handschel¹, Stefan Burghardt, Christian Naujoks

¹Department for Cranio- and Maxillofacial Surgery, Heinrich-Heine-University Düsseldorf, Düsseldorf, Germany. handschel@med.uni-duesseldorf.de

Oral Surgery, Oral Medicine, Oral Pathology and Oral Radiology

|December 19, 2012

Summary

This summary is machine-generated.

Laboratory markers for thrombosis and bleeding can predict complications in flap surgery. Identifying these markers aids in preventing flap failure and improving patient outcomes.

Related Experiment Videos

Last Updated: May 15, 2026

A Model of Free Tissue Transfer: The Rat Epigastric Free Flap

A Model of Free Tissue Transfer: The Rat Epigastric Free Flap

Published on: January 15, 2017

Area of Science:

Reconstructive Surgery
Vascular Surgery
Laboratory Medicine

Background:

Flap surgery is crucial for reconstruction but carries risks of complications.
Predicting and preventing flap failure is essential for successful surgical outcomes.

Purpose of the Study:

To identify laboratory parameters that predict complications or failure in flap surgery.
To investigate the association between thrombophilia and bleeding markers and flap outcomes.

Main Methods:

Prospective study of 57 patients undergoing flap surgery.
Collection of blood samples pre- and post-surgery (days 1, 3, 5, 7, 14).
Analysis of parameters related to thrombophilia, bleeding disorders, and wound healing.

Main Results:

No complications occurred in 77% of patients.
Bleeding and venous thrombosis occurred in 18%, requiring surgical revision.
Activated protein C resistance, fibrinogen, factor VIII:C, and von Willebrand factor (vWF) were significantly elevated in patients with venous thrombosis.

Conclusions:

Laboratory parameters indicating thrombosis and bleeding are associated with flap surgery complications.
These findings suggest potential for preoperative risk stratification and targeted interventions.