case_images: PMC8491730_01
case_images: (a) Minor skin lesion with mild perifocal redness on the palm of the left hand. (b) Important swelling of the back of the hand (the visible skin lesion stems from a previous injury).
case_images: ICRP_A_1984922_F0001_C.jpg
case_images: PMC8491730_01_ICRP_A_1984922_F0001_C.jpg
case_images: F0001
case_images: Apart from mild perifocal redness and tenderness around the small penetration wound, there were no signs of infection and no skin changes (Figure 1).
case_images: X-ray 6 h after trauma showing marked subcutaneous emphysema extending to the tip of the fingers and towards the forearm. The arrows depict the extension of the air along the epifascial planes.
case_images: ICRP_A_1984922_F0002_C.jpg
case_images: PMC8491730_01_ICRP_A_1984922_F0002_C.jpg
case_images: F0002
case_images: The X-ray of the hand exhibited extensive subcutaneous emphysema (Figure 2).
case_images: X-ray after the contusion of the left hand 7 years ago with visible subcutaneous air collections emphysema of the left arm.
case_images: ICRP_A_1984922_F0003_C.jpg
case_images: PMC8491730_01_ICRP_A_1984922_F0003_C.jpg
case_images: F0003
case_images: Interestingly, the same patient had suffered from emphysema of the same arm 7 years ago after a contusion of the left wrist without visible skin lesions or a fracture (Figure 3).