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$550K Settlement in Keck Liver Biopsy Death Case

$550K Settlement in Keck Liver Biopsy Death Case

A
Angad Chatha
August 14, 2025

Table of Contents

Case Background: Facts in the Backdrop of the Incident

Makroohi Nishanian, her daughters Maria Nishanian and Tina Boyajian-Nishanian, sued Keck Medical Center of USC and Dr. Ramon Ter-Oganesyan. The case arose after the death of Makroohi’s husband, Taniel Nishanian, following a CT-guided liver biopsy at Keck Medical Center in Los Angeles on December 21, 2022. The family alleged negligence in the performance and follow-up care after the procedure.

Cause: Events Leading to the Legal Dispute

During the biopsy, Dr. Ter-Oganesyan made six attempts to obtain a specimen. These passes allegedly caused a liver perforation or laceration, leading to internal bleeding. The operative report noted a small pneumothorax, and serial x-rays were planned before discharge. Despite severe pain and low hemoglobin levels, Taniel was sent home the same day. The next day, he returned to the ER with further hemoglobin drop. Within 48 hours of the procedure, he suffered a hemothorax, cardiac complications, and declining blood pressure, leading to his death on December 23, 2022.

Injury: Plaintiff’s Injuries and Their Impact

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Tags

Wrongful Death
Medical Negligence
Conditional Settlement

About the Author

AC
Angad Chatha
Writer
Angad Chatha is a law graduate from Amritsar, Punjab, with over two years of experience in legal research and analysis. He has developed a strong niche in working with expert witnesses, providing critical support in preparing legal research and case studies. Known for his analytical mindset and attention to detail, Angad consistently delivers thorough and well-grounded insights that enhance case summaries. His commitment to accuracy and a deep understanding of legal frameworks make him a valuable asset in complex legal sector.