C22.2

Clinical Causes: Genetic mutations: Certain genetic conditions, such as familial adenomatous polyposis or Beckwith-Wiedemann syndrome, are associated with an increased risk. Developmental abnormalities: Some children with congenital liver malformations may have a higher likelihood of developing hepatoblastoma. Environmental factors: While specific environmental causes are not well-established, exposure to certain toxins during pregnancy may contribute. Unknown factors: In many cases, the precise cause remains unidentified, highlighting the need for further research.

Key Symptoms: Abdominal swelling or a palpable mass: Often the first sign noticed by parents, usually visible or felt in the upper right area of the abdomen. Loss of appetite: Children may become less interested in eating or feeding. Weight loss: Unintentional weight loss can occur due to the illness. Fatigue: Increased tiredness or weakness unrelated to activity levels. Fever: Persistent or intermittent, sometimes accompanying the tumor. Nausea and vomiting: Due to pressure on the stomach or other digestive irritation. Jaundice: Yellowing of the skin and eyes in more advanced cases.

Diagnosis Path: Physical examination: Healthcare providers may detect a firm mass during an abdominal exam. Imaging tests: Ultrasound, computed tomography (CT), and magnetic resonance imaging (MRI) scans help visualize the tumor and assess spread. Blood tests: Alpha-fetoprotein (AFP) levels are often elevated in hepatoblastoma, serving as a useful tumor marker. Biopsy: A tissue sample may be collected to confirm the diagnosis and examine tumor characteristics. Staging: Additional tests determine whether the cancer has spread within the liver or to other parts of the body, guiding treatment planning.

Treatment Protocols: Surgical removal: The primary treatment involves surgically excising the tumor, often combined with partial or complete liver resection. Chemotherapy: Preoperative (neoadjuvant) chemotherapy can shrink tumors to make surgery feasible, while postoperative (adjuvant) chemotherapy helps eliminate residual cancer cells. Liver transplantation: In cases where the tumor cannot be completely removed surgically, a liver transplant may be considered. Targeted therapies: Ongoing research explores targeted treatments aimed at specific genetic mutations or pathways involved in hepatoblastoma. Follow-up care: Regular monitoring is vital after treatment to detect any signs of recurrence and manage side effects.