BACKGROUND Arterial bleeding typically involves the renal artery following partial nephrectomy;in this study,we present a case of bleeding originating from the testicular artery that has not been reported in previous ...BACKGROUND Arterial bleeding typically involves the renal artery following partial nephrectomy;in this study,we present a case of bleeding originating from the testicular artery that has not been reported in previous studies.CASE SUMMARY A 52-year-old man suffered hemorrhage from a perinephric branch of the aberrant left testicular artery after an open nephron-sparing surgery for renal cell carcinoma.Clinical signs of bleeding were manifested by the patient,such as fresh blood drainage from the catheter,decreased hemoglobin levels,and significant vital sign changes.Since computed tomography did not show evidence of active bleeding,transcatheter angiography was conducted to identify the bleeding site.Fluoroscopic spot images confirmed bleeding derived from a perinephric branch of the testicular artery originating from the segmental artery of the left renal artery.Using n-butyl-2-cyanoacrylate,successful transcatheter arterial embolization of the affected branch was performed.Immediately after the embolization procedure,the bleeding ceased,and the patient experienced complete recovery devoid of complications.CONCLUSION In patients with postoperative arterial hemorrhage after partial nephrectomy,the testicular artery can be a rare but notable source of bleeding.Accurate bleeding site localization via angiographic evaluation,followed by transcatheter arterial embolization,can be instrumental for safe,prompt,and effective hemostasis.展开更多
Background:Although aseptic meningitis associated with echovirus type 30 has emerged as a global public health concern,no data have been reported on children's immune status against echovirus type 30.The current s...Background:Although aseptic meningitis associated with echovirus type 30 has emerged as a global public health concern,no data have been reported on children's immune status against echovirus type 30.The current study aimed to investigate the seropositivity among Korean children for antibodies against echovirus 30.Methods:Two hundred and fifty residual serum samples were collected at St.Paul's Hospital.Individuals were categorized by age into four groups:group 1 (3 months-2 years),group 2 (3-6 years),group 3 (7-10 years) and group 4 (11-15 years).Neutralizing antibodies against echovirus 30 were measured.Results:Seroprotective neutralizing antibodies against echovirus 30 were detected in 129 (49%) individuals.Seropositivity rates were 23%,48%,55% and 73% in groups 1-4,respectively.For antibody titers,1:256-1:512 was the highest neutralizing antibody titer range in group 2,while 1:1024-1:2048 in group 3 and 4.Among the seropositive individuals in group 3 and 4,6% and 12% had neutralizing antibody titers of 1:2048,respectively.Conclusions:The seropositivity rate increased significantly with age..The distribution of neutralizing antibody titers varied by age group,and higher ranges of neutralizing antibody titers were observed in higher age groups.These findings suggest high susceptibility to echovirus 30 infection in children younger than 2 years old.Echovirus 30 infection in childhood may have contributed to increased neutralizing antibody titers with age.展开更多
文摘BACKGROUND Arterial bleeding typically involves the renal artery following partial nephrectomy;in this study,we present a case of bleeding originating from the testicular artery that has not been reported in previous studies.CASE SUMMARY A 52-year-old man suffered hemorrhage from a perinephric branch of the aberrant left testicular artery after an open nephron-sparing surgery for renal cell carcinoma.Clinical signs of bleeding were manifested by the patient,such as fresh blood drainage from the catheter,decreased hemoglobin levels,and significant vital sign changes.Since computed tomography did not show evidence of active bleeding,transcatheter angiography was conducted to identify the bleeding site.Fluoroscopic spot images confirmed bleeding derived from a perinephric branch of the testicular artery originating from the segmental artery of the left renal artery.Using n-butyl-2-cyanoacrylate,successful transcatheter arterial embolization of the affected branch was performed.Immediately after the embolization procedure,the bleeding ceased,and the patient experienced complete recovery devoid of complications.CONCLUSION In patients with postoperative arterial hemorrhage after partial nephrectomy,the testicular artery can be a rare but notable source of bleeding.Accurate bleeding site localization via angiographic evaluation,followed by transcatheter arterial embolization,can be instrumental for safe,prompt,and effective hemostasis.
文摘Background:Although aseptic meningitis associated with echovirus type 30 has emerged as a global public health concern,no data have been reported on children's immune status against echovirus type 30.The current study aimed to investigate the seropositivity among Korean children for antibodies against echovirus 30.Methods:Two hundred and fifty residual serum samples were collected at St.Paul's Hospital.Individuals were categorized by age into four groups:group 1 (3 months-2 years),group 2 (3-6 years),group 3 (7-10 years) and group 4 (11-15 years).Neutralizing antibodies against echovirus 30 were measured.Results:Seroprotective neutralizing antibodies against echovirus 30 were detected in 129 (49%) individuals.Seropositivity rates were 23%,48%,55% and 73% in groups 1-4,respectively.For antibody titers,1:256-1:512 was the highest neutralizing antibody titer range in group 2,while 1:1024-1:2048 in group 3 and 4.Among the seropositive individuals in group 3 and 4,6% and 12% had neutralizing antibody titers of 1:2048,respectively.Conclusions:The seropositivity rate increased significantly with age..The distribution of neutralizing antibody titers varied by age group,and higher ranges of neutralizing antibody titers were observed in higher age groups.These findings suggest high susceptibility to echovirus 30 infection in children younger than 2 years old.Echovirus 30 infection in childhood may have contributed to increased neutralizing antibody titers with age.
