S61.141

Clinical Causes: Accidental stepping on or puncturing the thumb with a nail, screw, or other sharp object Handling of tools or machinery that can cause deep puncture injuries Injuries sustained while working with broken or protruding nails from surfaces or furniture Accidental puncture during outdoor activities such as gardening or construction work Falls or accidents where the thumb comes into contact with pointed objects

Key Symptoms: Pain and tenderness at the injury site Swelling and redness around the puncture wound Bleeding at the time of injury Presence of a foreign body, like a shard or splinter, in the wound Damage to the nail, resulting in damage, discoloration, or detachment Possible signs of infection such as pus, increased warmth, or spreading redness Limited movement or stiffness in the thumb if the injury affects underlying structures Numbness or tingling if nerves are affected

Diagnosis Path: Diagnosis typically involves a physical examination to assess the extent of the injury. Medical providers may use imaging tests such as X-rays to detect embedded foreign bodies, especially if they are suspected to be metallic or radiopaque. Observation of the wound for signs of infection or damage to surrounding tissues is also essential. In some cases, further testing might be performed if nerve or tendon injury is suspected.

Treatment Protocols: Treatment for a puncture wound with foreign body and nail damage often includes the following steps: - **Cleaning the wound:** Thorough cleansing to remove dirt, debris, and bacteria. - **Removal of foreign body:** Extraction of any visible or palpable foreign materials. Imaging may assist if the foreign body is not easily seen. - **Assessment of damage:** Evaluation of nail injury and its potential impact on the underlying structures. - **Antibiotics:** Prescription may be necessary to prevent or treat infection, especially if the wound is deep or contaminated. - **Tetanus prophylaxis:** Updating tetanus immunizations if needed. - **Wound care:** Using appropriate dressings, keeping the area clean, and monitoring for signs of infection. - **Surgical intervention:** In cases of extensive damage or if the nail or other tissues require repair or removal. - **Follow-up care:** Ensuring proper healing, managing pain, and functional recovery of the thumb.