PMC9741915_01
Characteristic rash of the patient. HBOT, hyperbaric oxygen therapy.
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He had an urticaria-like rash on his chest, abdomen, back, and limbs (Fig. 1).
(A) The medical history of the patient. (B) The schema of pneumatic caisson. (C) The clinical course of the patient after hospitalization. HBOT, hyperbaric oxygen therapy.
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His chief complaints of sudden dyspnea, vertigo, and chest discomfort occurred 2.5 h after he had finished this decompression schedule (Fig. 2A). A schema of his work place is shown in Figure 2B. He underwent HBOT because his clinical symptoms including rash disappeared completely after the second HBOT. He was discharged from the hospital on day 3 without any symptoms, including skin rash and neurological abnormal findings (Fig. 2C).
The magnetic resonance imaging (MRI) images taken 7 weeks from the onset.
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His doctor referred him for magnetic resonance imaging in case the articular surface of his knee had collapsed, which showed osteonecrosis in both femurs and both tibias 7 weeks after his symptom onset (Fig. 3).