Presentation
Penetrating injury by a needle a few days prior. Now pain and swelling on the palmar aspect of the index finger. No bony injury on the radiograph.
Patient Data
Age: 25 years
Gender: Male
From the case:
Index finger abscess
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- compressible hypoechoic area (22 x 15 x 8 mm) with hypervascularity and central mobile echoes in the subcutaneous plane of the index finger
- location superficial to the flexor tendon, overlying the distal part of the proximal phalanx, proximal interphalangeal joint and base of the middle phalanx
- no tenosynovitis of the flexor tendon
- no foreign body
- no hypervascularity in the central mobile echoes
- free tendon movement on the dynamic scan
- no thickening of the pulley or adjacent ganglia
- intact palmar plate
- no joint effusion or cortical erosion
Case Discussion
Ultrasound findings favor index finger abscess due to penetrating injury with a needle. The lesion was treated with an incision and drainage of the pus.
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