OPINION REVIEW

1. COVID-19 combined with liver injury: Current challenges and management

MINIREVIEWS

1. Cholesterol gallstones: Focusing on the role of interstitial Cajal-like cells
2. Association of hidradenitis suppurativa with Crohn’s disease
3. Surgical treatment of hepatocellular carcinoma in the era of COVID-19 pandemic: A comprehensive review of current recommendations

ORIGINAL ARTICLE

1. Critical prognostic value of the log odds of negative lymph nodes/tumor size in rectal cancer patients
2. Effectiveness of adjunctive corticosteroid therapy in patients with severe COVID-19: A retrospective cohort study
3. Multifactor study of efficacy and recurrence in laparoscopic surgery for inguinal hernia
4. Ultrasound-guided,direct suprainguinal injection for fascia iliaca block for total hip arthroplasty: A retrospective study
5. Changes in endoscopic patterns before and during COVID-19 outbreak: Experience at a single tertiary center in Korean
6. Cleansing efficacy and safety of bowel preparation protocol using sodium picosulfate/magnesium citrate considering subjective experiences: An observational study
7. Clinically significant endoscopic findings in patients of dyspepsia with no warning symptoms: A cross-sectional study

META-ANALYSIS

1. Effect of antifoaming agent on benign colorectal tumors in colonoscopy: A meta-analysis

CASE REPORT

1. Subchondral bone as a novel target for regenerative therapy of osteochondritis dissecans: A case report
2. Progressive familial intrahepatic cholestasis — farnesoid X receptor deficiency due to NR1H4 mutation: A case report
3. Postoperative pain due to an occult spinal infection: A case report
4. Combined cesarean delivery and repair of acute aortic dissection at 34 weeks of pregnancy during COVID-19 outbreak: A case report
5. Brucellosis of unknown origin with haemophagocytic syndrome: A case report
6. Recalcitrant paradoxical pustular psoriasis induced by infliximab:Two case reports
7. Needle tract seeding of papillary thyroid carcinoma after fine-needle capillary biopsy: A case report
8. Metachronous pulmonary and pancreatic metastases arising from sigmoid colon cancer: A case report
9. Infiltrating ductal breast carcinoma with monoclonal gammopathy of undetermined significance: A case report
10. Roxadustat as treatment for a blood transfusion-dependent maintenance hemodialysis patient: A case report and review of literature
11. Small bowel ulcer bleeding due to suspected clopidogrel use in a patient with clopidogrel resistance: A case report
12. Recurrent abdominal pain due to small bowel volvulus after transabdominal preperitoneal hernioplasty: A case report and review of literature
13. Malignant giant cell tumor in the left upper arm soft tissue of an adolescent: A case report
14. Anesthetic management of bilateral pheochromocytoma resection in Von Hippel-Lindau syndrome: A case report
15. Sarcomatoid carcinoma of the pancreas — a rare tumor with an uncommon presentation and course: A case report and review of literature
16. Fulminant amebic colitis in a patient with concomitant cytomegalovirus infection after systemic steroid therapy: A case report
17. Maisonneuve injury with no fibula fracture: A case report
18. Alopecia treatment using minimally manipulated human umbilical cord-derived mesenchymal stem cells: Three case reports and review of literature
19. Pheochromocytoma in a 49-year-old woman presenting with acute myocardial infarction: A case report
20. Lymphangiomatosis associated with protein losing enteropathy: A case report
21. De novo multiple primary carcinomas in a patient after liver transplantation: A case report
22. Contralateral hemopneumothorax after penetrating thoracic trauma:A case report
23. Bilateral posterior scleritis presenting as acute primary angle closure: A case report
24. Bilateral cerebral infarction in diabetic ketoacidosis and bilateral internal carotid artery occlusion: A case report and review of literature