75-year-old man with low oxygen after knee surgery, Vonore TN

00:00

Control 434.

00:03

434.

00:06

(number withheld) Highway 411, Conover.

00:10

75 year old male.

00:12

Oxygen is showing 81.

00:14

He had a partial knee replacement on Friday.

00:18

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75-year-old man with low oxygen after knee surgery