Z89.011

Clinical Causes: Traumatic injury resulting in the loss of the thumb, such as accidents involving machinery, weapons, or sharp objects. Surgical removal due to tumors, infections, or severe damage that cannot be repaired. Congenital conditions, although not acquired, can sometimes be mistaken for acquired absence if the thumb was lost early in life. Severe burns affecting the thumb or the entire hand that necessitate amputation. Medical conditions leading to the need for amputation, such as severe frostbite or circulatory issues causing tissue death.

Key Symptoms: Missing or absent thumb on the right hand. Reduced grip strength and difficulty performing fine motor tasks. Altered hand appearance and possibly decreased hand function. Compensation by other fingers for grasping and holding objects. Potential pain or discomfort in the residual limb or adjacent areas. Challenges with activities requiring precise thumb movements, such as writing or buttoning shirts.

Diagnosis Path: Diagnosis is typically made through physical examination by a healthcare provider, who observes the absence of the thumb. Medical history, including details about injury or surgery, is collected. Imaging tests like X-rays may be employed to evaluate the remaining bones and tissues, helping to assess the extent of the absence and plan for rehabilitation or prosthetic fitting.

Treatment Protocols: Prosthetic devices: Custom-made thumb prostheses can restore appearance and some degree of functionality. Occupational therapy: Techniques and exercises to improve hand strength, coordination, and adaptive skills for daily activities. Assistive devices: Tools and gadgets designed to compensate for the missing thumb and facilitate tasks. Surgical options: In some cases, reconstructive procedures or toe transfer surgeries may be considered to improve hand function. Psychological support: Counseling or support groups to address emotional impacts related to physical changes.