6.6
Studi Endoscopici I: Broncoscopia e Toracoscopia
L'endoscopia è una tecnica medica non chirurgica utilizzata per esaminare gli organi interni e i vasi sanguigni di una persona. Questa lezione si conc…
La broncoscopia è una procedura diagnostica che visualizza la laringe, la trachea e i bronchi.
La broncoscopia diagnostica consente la visualizzazione e la valutazione dei tessuti, l'analisi delle secrezioni e la raccolta di campioni bioptici.
La broncoscopia terapeutica elimina le ostruzioni, gestisce il sanguinamento, tratta l'atelettasia, rimuove le lesioni e somministra la brachiterapia.
Le responsabilità infermieristiche pre-procedura includono la spiegazione della procedura, l'ottenimento del consenso e il mantenimento dell'NPO del paziente per 6 ore.
Dopo la procedura, gli infermieri devono monitorare i segni vitali e mantenere l'NPO del paziente fino al ritorno del riflesso della tosse.
Successivamente, la toracoscopia è una procedura diagnostica per esaminare la cavità pleurica inserendo un endoscopio attraverso piccole incisioni.
Aiuta a valutare i versamenti pleurici e i tumori e raccoglie campioni di liquidi e tessuti per la diagnosi.
Un tubo toracico può essere inserito dopo la procedura per la riespansione del polmone.
Le responsabilità infermieristiche pre-procedura includono l'ottenimento del consenso e il mantenimento dell'NPO del paziente.
Dopo l'intervento, gli infermieri devono monitorare i segni vitali, controllare il sito dell'incisione per sanguinamento o infezione e monitorare il tubo toracico e il sistema di drenaggio.
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Q1: What structures does a bronchoscopy allow a nurse to visualize?
Bronchoscopy enables direct visualization of the larynx, trachea, and bronchi using a flexible fiber-optic or rigid bronchoscope. The fiber-optic bronchoscope is preferred due to its flexibility, small size, and excellent optical system, allowing increased visualization of peripheral airways. This visualization supports both diagnostic assessment and therapeutic interventions.
Q2: What are the main differences between diagnostic and therapeutic bronchoscopy?
Diagnostic bronchoscopy visualizes tissues, determines pathologic processes, collects secretions for analysis, and obtains tissue samples for diagnosis. Therapeutic bronchoscopy removes foreign bodies and secretions, controls bleeding, treats atelectasis, destroys lesions, provides brachytherapy, and inserts stents to relieve airway obstruction. Both procedures use the same equipment but serve distinct clinical purposes.
Q3: Why must patients remain NPO before bronchoscopy?
Patients must abstain from food and drink for at least 6 hours before bronchoscopy to decrease the risk of aspiration. After the procedure, patients should remain NPO until the cough reflex returns, ensuring airway protection during recovery. This precaution prevents aspiration of gastric contents during sedation and the procedure.
Q4: What post-procedure complications should nurses monitor for after bronchoscopy?
Nurses should monitor for hypoxia, hypotension, tachycardia, arrhythmias, hemoptysis, and dyspnea following bronchoscopy. Vital signs and respiratory status require continuous assessment, with abnormalities reported promptly. These complications can indicate adverse reactions to sedation, airway trauma, or bleeding during the procedure.
Q5: How does thoracoscopy differ from bronchoscopy in terms of procedure and access?
Thoracoscopy examines the pleural cavity by inserting an endoscope through small incisions in an intercostal space, whereas bronchoscopy visualizes airways through the nose, mouth, tracheostomy, or artificial airway. Thoracoscopy evaluates pleural effusions, tumors, and collects fluid and tissue samples. A chest tube may be inserted post-thoracoscopy for lung re-expansion.
Q6: What are the key post-operative nursing responsibilities after thoracoscopy?
Postoperatively, nurses must monitor vital signs, pain level, and respiratory status. The incisional site requires assessment for bleeding and infection. Shortness of breath may indicate pneumothorax and should be reported immediately. Chest tube monitoring and drainage system assessment are essential for proper lung re-expansion and patient safety.
Q7: What diagnostic purposes does thoracoscopy serve in respiratory assessment?
Thoracoscopy evaluates pleural effusions and pleural disease, stages tumors, and obtains fluid and tissue samples for analysis. If fluid is present, it is aspirated and sent for culture and sensitivity testing. Future applications include laser treatment of pulmonary nodules and other growths, making thoracoscopy valuable for comprehensive respiratory diagnosis.