M65.042

Clinical Causes: Bacterial infections, commonly caused by bacteria such as Staphylococcus aureus Recent hand injuries or cuts that introduce bacteria into the tissue Spread of infection from nearby skin infections or wounds Repetitive strain or overuse of the hand leading to micro-tears and vulnerability Invasive procedures or surgeries involving the hand

Key Symptoms: Localized swelling and tenderness in the affected area Pain, especially with movement or pressure on the hand Redness and warmth around the affected tendons Limited range of motion or stiffness in the fingers or hand Fever or chills in more severe cases Pus or fluid may sometimes be visible or palpable if the abscess ruptures

Diagnosis Path: Diagnosing an abscess of the tendon sheath involves a combination of medical history assessment and physical examination. The healthcare provider will look for signs of infection, swelling, and restricted movement. Imaging studies such as ultrasound or MRI may be employed to confirm the presence of an abscess and to assess its size and location. Sometimes, a sample of the pus is taken through needle aspiration to identify the causative bacteria, guiding targeted antibiotic treatment.

Treatment Protocols: Effective management typically includes surgical drainage of the abscess to remove the pus and reduce pressure on surrounding tissues. Antibiotic therapy is usually prescribed to eliminate bacterial infection, and the choice of antibiotics depends on the identified pathogen. Rest and immobilization of the affected hand may be recommended, along with pain management strategies. In some cases, physical therapy may be necessary to restore movement and function after initial treatment. Preventive measures include proper wound care and hygiene to minimize the risk of infection.