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[Morphological findings after tracheotomy and laryngeal intubation (author's transl)]
Abstract:
4 fatal cases after tracheotomy and 35 cases after endotracheal anaesthesia were examined taking pathomorphological aspects into consideration. In long-period intubation mucous membrane necroses occurred as of the 4th day. After 6 days' intubation skeletizations of the tracheal rings were established in each case. Infections of the decubial ulcers and errosion haemorrhages from the necrotically altered tracheal wall were frequent complications. Faulty intubation of the oesophagus and the right bronchus, aspirations and reflex-related circulatory failure during intubation as well as hypoxic damage as a result of the windpipe opening being impaired are discussed from the morphological point of view.
Insights
Tracheotomy and endotracheal anesthesia can lead to severe tracheal damage, including necrosis and infections, especially with prolonged intubation. Pathomorphological examination reveals critical complications affecting airway integrity and patient outcomes.
Area of Science:
- Medical Sciences
- Pathology
- Surgical Complications
Context:
- Analysis of 4 fatal tracheotomy cases and 35 endotracheal anesthesia cases.
- Focus on pathomorphological aspects of airway complications.
Purpose:
- To investigate the morphological changes and complications associated with tracheotomy and endotracheal anesthesia.
- To identify critical time points for the onset of tracheal damage.
Summary:
- Prolonged intubation (≥4 days) causes mucous membrane necrosis in the trachea.
- After 6 days of intubation, tracheal ring skeletization is consistently observed.
- Frequent complications include decubial ulcer infections and hemorrhages from the necrotic tracheal wall.
Impact:
- Highlights the risks of prolonged intubation and potential for severe tracheal injury.
- Informs surgical and anesthesia practices regarding airway management and complication prevention.
- Emphasizes the need for careful monitoring to mitigate risks like faulty intubation and hypoxia.