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[Hepatocellular carcinoma: is spontaneous regression possible?]
A Herrera Abián1, J C Erdozain Sosa, F Muñoz Núñez
1Servicio de Aparato Digestivo, Hospital La Paz, Madrid.
Revista Espanola De Enfermedades Digestivas
|June 1, 1995
Summary
Spontaneous regression of hepatocellular carcinoma is rare. This case study details a patient with liver cirrhosis and a large tumor that disappeared on its own, confirmed by imaging and normalized alphafetoprotein levels.
Area of Science:
- Hepatology
- Oncology
- Virology
Background:
- Hepatocellular carcinoma (HCC) is a common primary liver cancer, often developing in patients with chronic liver disease like cirrhosis due to hepatitis C virus (HCV).
- Diagnosis typically involves elevated alphafetoprotein (AFP) and imaging studies such as ultrasonography and CT scans.
- Spontaneous regression of HCC is an exceedingly rare phenomenon.
Observation:
- A patient with HCV-induced liver cirrhosis presented with a large (6 cm) HCC.
- Diagnosis was confirmed by significantly elevated AFP levels (>10,000 ng/ml) and characteristic findings on ultrasonography and contrast-enhanced abdominal CT.
- During follow-up, the patient exhibited normalization of AFP levels and complete disappearance of the liver lesion on both ultrasonography and CT scans.
Findings:
- The observed case demonstrated a complete spontaneous regression of a large hepatocellular carcinoma.
- This regression was evidenced by the normalization of tumor markers (AFP) and radiological resolution of the lesion.
- The study includes analysis of this case alongside 10 previously reported cases of spontaneous HCC regression in the literature.
Implications:
- This case highlights the possibility of spontaneous regression in HCC, a phenomenon that warrants further investigation.
- Understanding the mechanisms behind spontaneous HCC regression could offer novel therapeutic insights.
- Further research into these rare cases may improve management strategies for hepatocellular carcinoma patients.