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What is Tracheotomy is performed uneventfully in a 79-year-old ventilator-dependent encephalopathic male. After several spontaneous breaths, however, the patient stops breathing. The anesthesiologist continues to assist the patient's breathing for several minutes, after which the patient again breathes spontaneously. The most likely cause of apnea is: and explain in detail?
Hypoxia can become the primary stimultion for respiration. Sudden elevation of PO2 can eliminate the respiratory drive, which will resume by lowering the PCO2