E88.01

Clinical Causes: Genetic mutation: The primary cause of alpha-1 antitrypsin deficiency is inherited. It is passed from parents to children through autosomal dominant inheritance, meaning one copy of the mutated gene may cause the disorder. Mutated gene: The deficiency results from mutations in the SERPINA1 gene, which provides instructions for making alpha-1 antitrypsin. Environmental factors: While the condition is inherited, exposure to certain environmental factors, such as cigarette smoke or airborne pollutants, can exacerbate symptoms and accelerate tissue damage.

Key Symptoms: Shortness of breath, especially during exertion Wheezing or a persistent cough Repeated respiratory infections Lung hyperinflation and barrel chest appearance Liver problems, including jaundice and swelling in the abdomen In some cases, individuals may experience fatigue and weight loss Signs of liver failure in advanced cases, such as swelling in the legs and abdomen

Diagnosis Path: Blood tests to measure levels of alpha-1 antitrypsin Genetic testing to identify mutations in the SERPINA1 gene Lung function tests, such as spirometry, to assess the extent of lung impairment Imaging studies like chest X-rays or CT scans to visualize lung damage Liver function tests to evaluate liver health and identify potential liver damage

Treatment Protocols: Augmentation therapy: Regular infusions of purified alpha-1 antitrypsin to increase protein levels in the blood and lungs Medications: Bronchodilators and inhaled steroids to open airways and reduce inflammation Lifestyle modifications: Smoking cessation, avoiding respiratory irritants, and maintaining a healthy diet Pulmonary rehabilitation: Exercise programs to improve lung capacity and overall respiratory health Liver monitoring and management: Regular check-ups to detect and address liver-related issues early Lung transplantation: In advanced cases where lung damage is severe, a transplant may be considered