Effect of hydrogen intervention on refractory wounds after radiotherapy: A case report

Figure 3 Healing process of the patient’s chronic wound in the 5 mo following hyperbaric oxygen therapy. A: On the first day after deep, sharp debridement (October 14, 2019), the wound was enlarged to 2.5 cm × 2.3 cm; B: One month later (November 14, 2019), rapid reepithelialization had occurred, and wound edge migration was observed; C: The wound closed further (December 5, 2019), and a small amount of exudate was secreted around the wound edge; D: A scab formed on top of the wound bed (January 9, 2020); E: Tissue beneath the wound was further remodeled and repaired, with a scab covering the wound bed (February 2, 2020); F: The scab fell off and the wound was healed.