Salvage Liver Transplantation: A Second Chance for Liver Cancer Patients

Jordan Keane in Health & Wellness August 2025 • 4 min read.

"Unlocking the Potential of SLT Strategy for Resectable Hepatocellular Carcinoma (HCC)"

Salvage Liver Transplantation (SLT) is a strategy developed for patients with initially resectable and transplantable hepatocellular carcinoma (HCC). SLT aims to conserve the donor pool and identify patients who benefit from resection. Resection involves surgically removing a portion of the liver containing cancerous tissue.

The primary goal of a study featured in Hepatology (2018) was to evaluate the curative potential of SLT and identify factors predictive of success. Researchers sought to determine how effective SLT is in providing long-term benefits and which patients are most likely to experience positive outcomes.

This article delves into the SLT strategy, exploring its criteria, effectiveness, and the factors that contribute to successful outcomes. By understanding the benefits and limitations of SLT, healthcare professionals and patients can make informed decisions about treatment options for HCC.

What is Salvage Liver Transplantation (SLT) and How Does It Work?

Salvage Liver Transplantation: A Second Chance for Liver Cancer Patients

SLT is a strategy that focuses on patients with resectable and transplantable HCC. This approach centers around performing an initial resection of the liver to remove cancerous tissue, with the intention of subsequent transplantation if the cancer recurs within the Milan criteria. The Milan criteria are a set of guidelines used to assess the suitability of liver transplant candidates with HCC.

The SLT strategy aims to:

Conserve the donor pool by avoiding liver transplants in patients who may not need them if the initial resection is successful.
Prevent patients from dropping off the transplant waitlist due to tumor progression while waiting for a donor organ.
Avoid pre-emptive OLTX (Orthotopic Liver Transplantation) after resection based solely on the histopathological findings of the resected specimen.
Exclude resection as a bridging therapy to OLTX after listing and postoperative liver failure following resection.

For patients to be considered suitable for resection within the SLT strategy, specific criteria must be met. These include the absence of prohibitive comorbidities, acceptable liver function, the feasibility of RO-resection (R0 resection, meaning complete removal of the tumor with no remaining cancer cells at the margins), and the absence of extrahepatic tumor manifestation (spread of cancer outside the liver).

Key Indicators for Successful SLT Outcomes

Between 1994 and 2012, a study was conducted involving 356 patients with cirrhosis and HCC who underwent liver resection. Out of these patients, 246 did not meet the criteria for OLTX at the time of resection. The study population consisted of 110 patients, with 63 (57%) experiencing HCC recurrence after the initial operation. SLT was performed in 30 patients. The SLT strategy was successful in 60 patients (56%), either through resection alone (36%) or OLTX after HCC recurrence (19%).

Predictive factors for a successful SLT strategy included a MELD score > 10 (Model for End-Stage Liver Disease, a scoring system to assess the severity of chronic liver disease) and the absence of TACE (transarterial chemoembolization, a locoregional therapy for liver cancer). After resection, the absence of post-resection morbidity and a T1-2 stage were predictive factors.

The SLT strategy is curative only in 56% of cases. A higher MELD score at the start of the strategy and no prior TACE before resection are predictive factors for a successful SLT strategy. SLT offers a valuable treatment option for select patients with HCC, with the potential for long-term survival and improved quality of life.

About this Article -

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Everything You Need To Know

What exactly is Salvage Liver Transplantation (SLT), and why is it considered a viable option for liver cancer patients?

Salvage Liver Transplantation (SLT) is a strategy for individuals with resectable Hepatocellular Carcinoma (HCC) who may need a liver transplant if the cancer recurs. The initial step involves a resection of the liver to remove cancerous tissue. If the cancer returns but still meets the Milan criteria, a liver transplant is considered. SLT aims to conserve the donor pool and ensure that patients who genuinely benefit from a transplant receive one, and to avoid patients dropping off the transplant waitlist due to tumor progression. This contrasts with pre-emptive Orthotopic Liver Transplantation (OLTX) after resection, based only on the histopathological findings.

In the context of Salvage Liver Transplantation (SLT), what are the Milan criteria, and why are they important?

The Milan criteria are crucial guidelines used to determine if a patient with Hepatocellular Carcinoma (HCC) is a suitable candidate for a liver transplant. They help assess the extent and characteristics of the tumor to predict the likelihood of successful transplantation. These guidelines help prevent patients from dropping off the waitlist, and to avoid pre-emptive OLTX (Orthotopic Liver Transplantation). While not explicitly mentioned, other important factors include the patient's overall health, liver function, and the absence of other significant medical conditions that could impact the success of the transplant.

What are the key indicators that suggest a patient will have a successful outcome with Salvage Liver Transplantation (SLT)?

Key indicators include the absence of prohibitive comorbidities, acceptable liver function, the feasibility of RO-resection (complete removal of the tumor with no remaining cancer cells at the margins), and the absence of extrahepatic tumor manifestation (spread of cancer outside the liver). These criteria ensure that patients undergoing Salvage Liver Transplantation (SLT) have the best chance of a successful outcome, avoiding potential complications from pre-emptive Orthotopic Liver Transplantation (OLTX). Success is measured by recurrence-free survival and overall survival rates after the initial resection and subsequent transplant, if needed.

Can you summarize the findings of the study conducted between 1994 and 2012, and how do those results reflect the success of the Salvage Liver Transplantation (SLT) strategy?

The study between 1994 and 2012 showed that out of 356 patients with cirrhosis and HCC who underwent liver resection, a subset of 110 patients met specific criteria. Among these, 63 (57%) experienced HCC recurrence, and 30 of them underwent Salvage Liver Transplantation (SLT). Ultimately, the SLT strategy proved successful in 60 patients (56%), either through resection alone (36%) or Orthotopic Liver Transplantation (OLTX) after HCC recurrence (19%). This highlights that, more than half of the patient population in the study did well via resection alone.

What role does resection play in the Salvage Liver Transplantation (SLT) strategy, and how does it contribute to the overall treatment plan?

Resection involves the surgical removal of a portion of the liver containing cancerous tissue, and it's the initial step in the Salvage Liver Transplantation (SLT) strategy for resectable Hepatocellular Carcinoma (HCC). The goal of resection is to remove the primary tumor, and determine if a liver transplant is required later. Complete RO-resection with no remaining cancer cells is key. If the cancer recurs, Orthotopic Liver Transplantation (OLTX) may be considered. It is important to have resection alone as an option as more than one third of the study's patient population was successful with this method alone.