Chronic hepatitis B (CHB) infection is responsible for 40% of the global burden of hepatocellular carcinoma (HCC) with a high case fatality rate. The risk of HCC differs among CHB subjects owing to differences in host and viral factors. Modifiable risk factors include viral load, use of antiviral therapy, co-infection with other hepatotropic viruses, concomitant metabolic dysfunctionassociated steatotic liver disease or diabetes mellitus, environmental exposure, and medication use. Detecting HCC at early stage improves survival, and current practice recommends HCC surveillance among individuals with cirrhosis, family history of HCC, or above an age cut-off. Ultrasonography with or without serum alpha feto-protein (AFP) every 6 months is widely accepted strategy for HCC surveillance. Novel tumor-specific markers, when combined with AFP, improve diagnostic accuracy than AFP alone to detect HCC at an early stage. To predict the risk of HCC, a number of clinical risk scores have been developed but none of them are clinically implemented nor endorsed by clinical practice guidelines. Biomarkers that reflect viral transcriptional activity and degree of liver fibrosis can potentially stratify the risk of HCC, especially among subjects who are already on antiviral therapy. Ongoing exploration of these novel biomarkers is required to confirm their performance characteristics, replicability and practicability.
Hepatic tuberculosis (HTB) is an uncommon manifestation of tuberculous infections, and there has been no proven causal link between HTB and hepatocellular carcinoma (HCC). We herein present a rare case of a synchronous presentation of HTB and HCC within a single hepatic mass. A 57-year-old Chinese gentleman with recently diagnosed sigmoid adenocarcinoma was found to have a left lower lobe pulmonary nodule and solitary hepatic mass on staging computed tomography. Biopsies showed the hepatic mass to have both HTB and HCC components. This serves as a reminder that HTB is an important differential to consider for space-occupying lesions in the liver. Histological evaluation of suspected hepatic malignancies is recommended to exclude the presence of HTB in appropriate clinical settings.
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Characterization of pathological features and immune microenvironment in hepatic tuberculosis and pulmonary tuberculosis Qiang Niu, Runrui Wu, Ke Pan, Xinlan Ge, Wen Chen, Rong Liu Frontiers in Cellular and Infection Microbiology.2024;[Epub] CrossRef
Multiloculated thoracoabdominal tuberculosis: A radiological presentation of disseminated tuberculosis Muhammad Bilal Ibrahim, Reyan Hussain Shaikh, Arshia Jahangir, Ali Husnain Khan, Hiba Noor Radiology Case Reports.2024; 19(12): 6302. CrossRef
Basidiobolus ranarum is known to cause subcutaneous mycoses; however, rare cases of hepatic and gastrointestinal involvement by basidiobolomycosis have been reported. Hepatic basidiobolomycosis may be confused with a carcinoma on imaging, and histological examination and fungal culture can help distinguish between these two. We report a rare case of basidiobolomycosis in a 16-year-old male with liver and gastrointestinal involvement.
A 41-year-old man was diagnosed with a huge symptomatic liver mass and was referred to our hospital for liver biopsy and further evaluation. He presented with right upper quadrant tenderness. Enhanced abdominal computed tomography and magnetic resonance imaging revealed a 12.5-cm relatively well-defined heterogeneous enhancing mass in the right inferior liver with a large exophytic component containing a fat component and progressive delayed enhancement. The patient underwent right inferior sectionectomy. The pathological diagnosis was confirmed as angiomyolipoma, 12.3×9.2×5.0 cm in size, with tumor necrosis in 20% of the tissue. Hepatic angiomyolipoma is known as a benign tumor, but in our case, because of the large tumor size and coagulative necrosis, this tumor had malignant potential; surgical resection was deemed to be appropriate, and close follow-up monitoring was essential postoperatively.
We present a case of spontaneous rupture of hepatocellular carcinoma with poor liver function managed by transcatheter arterial embolization (TAE). The patient’s bilirubin level was 2.1 mg/dL, albumin level was 2.4 g/dL, and prothrombin time international normalized ratio was 2.1. In addition, the patient had also developed a large number of ascites. The tumor was supplied by the right renal capsular artery, as observed on angiography. With successful TAE, no hepatic failure occurred. We believe TAE can be a safe and effective treatment option, even in patients with poor liver function, if tumors are supplied only by extrahepatic collateral vessels.
Solid pseudo-papillary neoplasm (SPN) of pancreas is a rare epithelial neoplasm of pancreas with a low malignant potential, occurs most commonly in young females. Here, we report a rare case of woman who has severe hepatomegaly due to multiple hepatic metastases of SPN of pancreas.
At the time of diagnosis, a SPN was detected at only pancreas and there was no evidence of metastasis. So, she received subtotal pancreatectomy and total splenectomy. After 2 years of follow up, multiple small hepatic metastases were presented. In spite of three times of radiofrequency ablation, the burden of hepatic metastasis has increased continuously and multiple intra-abdominal lymph nodes metastases were detected, and ascites and peripheral edema occurred. However, because of benign feature of SPN and extremely rare incidence of recurrence and metastasis, there is no specific treatment guideline for metastatic SPN. Through multidisciplinary care service, we planned to do radiotherapy followed by a transarterial chemoembolization (TACE). But the patient could not have a scheduled radiation therapy due to deterioration of liver function. So changing the strategy of treatment, followed by TACEs were done alone. Although the size of SPN is not reduced, the extent of SPN and complication of SPN (ascites, peripheral edema, abdominal pain and so on) are being controlled.
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Solid Pseudopapillary Epithelial Neoplasm of the Pancreas in the Paediatric Population: A Report of Two Cases Ravi Maharaj, Nahmorah J Bobb, Christo Cave, Keshan V Ramnarace, Jamar Critchlow Cureus.2022;[Epub] CrossRef
Background/Aims To investigative the potential role of postoperative chemoradiotherapy (CCRT) after R1 resection of intrahepatic cholangiocarcinoma (IHCC). Methods Between January 2000 and December 2012, medical records of 18 patients who underwent curative surgery with R1 resection for IHCC were retrospectively reviewed. Results Median age was 68 years and 12 patients (66.7%) were male. Median tumor size was 5.0 cm (range, 2.2-11.0) and 12 patients (66.7%) had T3 or higher disease. Lymph nodes were involved in four patients (22.2%). Vascular invasion and perineural invasion were present in 10
(55.6%) and 12 patients (66.7%), respectively. Postoperative CCRT given with 5-fluorouracil or gemcitabine were delivered to 7 patients (38.9%). Median radiation dose was 50.4 Gy (range, 45-54). Univariate analysis showed that median loco-regional recurrence-free survival (LRRFS), progression-free survival (PFS) and overall survival (OS) were prolonged for patients treated with CCRT (median LRRFS; 5.6 months vs. not reached, P<0.001, median PFS; 5.6 vs. 8.3 months,
P=0.047, median OS; 15.0 vs. 26.6 months, P=0.064). Conclusions Postoperative CCRT improved the loco-regional control and PFS in IHCC patients with R1 resection. Further study is warranted to validate the role of postoperative CCRT for these patients.
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Precision therapy for intrahepatic cholangiocarcinoma: A case report on adjuvant treatment in a recurrent patient after surgery and literature review Bao Ying, Tao Tang, Li-Xing Zhang, Jian-Wei Xiong, Kai-Feng Zhao, Jia-Wei Li, Guo Wu Oncology Letters.2023;[Epub] CrossRef
Stereotactic radiotherapy for intrahepatic cholangiocarcinoma Aditya Borakati, Farid Froghi, Ricky H Bhogal, Vasileios K Mavroeidis World Journal of Gastrointestinal Oncology.2022; 14(8): 1478. CrossRef
Curative treatment of hepatocellular carcinoma (HCC) with portal vein invasion is difficult to achieve, and the prognosis is dismal. Combining external beam radiotherapy (EBRT) with hepatic arterial infusion chemotherapy (HAIC) has shown favorable local therapeutic effects for patients with HCC exhibiting portal vein invasion. Stereotactic body radiotherapy (SBRT) is a recently developed EBRT modality that shows excellent tumor control. The combination of SBRT and HAIC for HCC with portal vein invasion has not been well-studied. We report a patient with HCC and portal vein invasion who achieved 15 months of survival with complete response status after combination SBRT and HAIC. The patient later experienced grade 3 biliary stricture and died of liver abscesses of unknown etiologies that subsequently appeared.
Background/Aims To investigate the diagnostic performance of diffusion-weighted imaging
(DWI) for hepatic neuroendocrine tumors (NET) compared with combined DWI and contrastenhanced
magnetic resonance imaging (MRI) . Methods Fifteen patients with hepatic NET (n=128) underwent enhanced MRI and DWI
with multiple-b values. We analyzed three different sets: Precontrast set; DWI set (added
DWI); combined set (added enhanced image). Two reviewers rated possibility of NET using
a 5-point scale for each image set. Their diagnostic performance was compared using
Jackknife alternative free-response ROC (JAFROC). Results Diagnostic performance was better on the combined set (figure of merit [FOM]=0.852,
0.761) than the precontrast set (FOM=0.427, 0.572, P<0.05) and the DWI set (FOM=0.682,
0.620, P<0.05). However, DWI improved performance compared with precontrast set without
statistical difference. In small NETs (<1 cm), all sets showed low sensitivity (10.7-65.9%) with high
specificity (95.4-100%). Interobserver agreement was moderate in all image sets (k=0.521 to
0.589). Conclusions Combined DWI and enhanced MRI were more useful for detecting NET.
Although statistically insignficant, there was a trend in improved diagnostic performance with
DWI.
Transarterial chemoembolization (TACE) has been widely performed as a treatment for
unresectable hepatocellular carcinoma (HCC). Recently extrahepatic metastasis (EHM) of HCC
is increasing due to improvement of survival. Sorafenib has been generally accepted as a
standard treatment in advanced HCC. However, many HCC patients with EHM are treated with
TACE in real-world clinical practice because sorafenib has modest efficacy and the main cause
of death in the patients with EHM is hepatic failure. In this review, the usefulness of TACE for
the patients with HCC and EHM will be discussed.
Surgical resection is mainstay treatment of hepatocellular carcinoma (HCC). However, its
prognosis is poor, because of the high incidence of HCC recurrence (cumulative 5-year HCC
recurrence rate of 70-80%). The most common site of HCC recurrence is the remnant liver, and
extrahepatic recurrence occurs in 6.7-13.5% of patients. Because the tumor characteristics in
extrahepatic recurrence are usually multiple and aggressive, the optimal treatment modality
has not yet been determined. We report a case of complete remission and long term survival
over 60 months in patient with extrahepatic metastasis after curative resection of HCC
by aggressive treatment, which include lung resection for lung metastasis, radiotherapy
for mediastinal lymph node metastasis, and systemic chemotherapy.
Sorafenib is the standard treatment for advanced hepatocellular carcinoma according to
the Barcelona Clinic Liver Cancer staging system. However, because of its unsatisfactory
efficacy, adverse effects, and high cost, the use of sorafenib is limited, and other treatment
modalities are required. Recent studies reported that treatment modalities other than
sorafenib, such as hepatic arterial infusion chemotherapy and transarterial radioembolization,
showed comparable or better response rates and survival rates than sorafenib. In this review,
treatment modalities that could be used as alternatives to sorafenib will be discussed. (J Liver
Cancer 2016;16:1-6)
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Phase I Radiation Dose-Escalation Study to Investigate the Dose-Limiting Toxicity of Concurrent Intra-Arterial Chemotherapy for Unresectable Hepatocellular Carcinoma Yeona Cho, Jun Won Kim, Ja Kyung Kim, Kwan Sik Lee, Jung Il Lee, Hyun Woong Lee, Kwang-Hun Lee, Seung-Moon Joo, Jin Hong Lim, Ik Jae Lee Cancers.2020; 12(6): 1612. CrossRef
Recently, detection of an incidental hepatic tumor has rapidly increased with the introduction
of multi-modality imaging techniques. And then, it is very important to determine whether
these tumors are malignant or benign lesions. In some cases, differentiation from other hepatic
tumors such as focal nodular hyperplasia or hepatic adenoma and hepatocellular carcinoma
can be extremely difficult, both clinical and radiologic finding. Therefore, it is suggested that
combination of multi-modality imaging study than using only a single imaging test. Despite
advanced imaging studies such as computed tomography (CT), magnetic resonance imaging
(MRI), contrast enhanced ultrasonography, and positron emission tomography (PET) showed
a high sensitivity and specificity, role of liver biopsy is still remained to confirm the diagnosis.
The use of liver biopsy in the diagnosis of hypervascular hepatic tumors is controversial.
However if the tumors was shown rapid growth tendency and heterogeneous radiological
appearance, liver biopsy or surgical resection should be considered to provide final diagnosis
and prompt curative treatment. We report a case of a hepatocelluar carcinoma showing
similar radiologic characteristics to focal nodular hyperplasia in patients without high risk
factors of hepatocelluar carcinoma.
Background/Aims To analyze the usefulness of hepatic venous pressure gradient (HVPG) in
survival prediction in cirrhotic patients with early and very early hepatocellular carcinoma (HCC). Methods We consecutively collected data of 45 stable cirrhotic patients (male 41, median
age 57.2 years, BCLC A 29) with early-stage HCC undergoing HVPG measurement. Prognostic
accuracy of HVPG was analyzed by the area under curve (AUC). Survival curves and the
associated factors of HVPG status were obtained using Kaplan-Meier method and logistic
regression analysis, respectively. Results The AUC value for prediction of survival by HVPG were 0.754 (95% CI, 0.603-0.870,
P=0.006). The cut-off value of HVPG to predict death was 12 mmHg. Among the 45 patients,
11 patients (24.4%) died: 11 of 28 patients in the high HVPG group and none of 17 patients in the
low HVPG group during followup period (P=0.003). The survival rate with high HVPG group was
higher than those of low HVPG group (log rank P=0.008). In Child-Turcott-Pugh (CTP) class, the
survival rate with CTP A class was higher than that with CTP B class (log rank P<0.001). The only
associated factor with HVPG ≥12 mmHg in CTP A class and early-stage HCC was the presence
of medium or large sized esophageal varices (odds ratio 66.8, 95% CI, 1.3-3530.4, P=0.038). Conclusions HVPG ≥12 mmHg may be suggested a predictor of survival in cirrhotic patients
with early-stage HCC. In CTP A class, the presence of medium or large sized esophageal varices
were associated with high HVPG.
Myung Eun Song, Sangheun Lee, Mi Na Kim, Dong-Jun Lee, Beom Kyung Kim, Seung Up Kim, Jun Yong Park, Sang Hoon Ahn, Chae Yoon Chon, Kwang-Hyub Han, Jinsil Seong, Do Young Kim
Journal of the Korean Liver Cancer Study Group. 2013;13(2):152-157. Published online September 30, 2013
A 63-year-old man patient was referred for treatment of infiltrative hepatocellular carcinoma with hilar invasion after transarterial chemoembolization. Serum alkaline phosphatase and bilirubin were elevated, liver dynamic CT showed infiltrative type mass in left hepatic lobe and right hepatic dome with hilar invasion and left intrahepatic duct dilatation. Also CT showed obliteration of left portal vein and metastasis of lymph node around common bile duct. He was diagnosed as hepatocellular carcinoma (UICC stage IV-A, BCLC stage C). With the percutaneous transhepatic biliary drainage and the concurrent chemoradiation therapy and the 4th cycle of hepatic arterial infusion chemotherapy for infiltrative mass, viable tumor was decreased in resectable size at eight months from initial diagnosis.