1.Open Stent Grafting for Aortic Arch Aneurysm with an Aberrant Right Subclavian Artery
Shinnosuke GOTO ; Hiroshi MITSUOKA ; Masanao NAKAI ; Takahiro SUZUKI ; Shinji KAWAGUCHI ; Daisuke UCHIYAMA ; Yuta MIYANO ; Muneaki YAMADA ; Yasuhiko TERAI ; Ryouta NOMURA
Japanese Journal of Cardiovascular Surgery 2022;51(6):359-362
We report a case of a 56-year-old woman. She had a history of emergent ascending aorta replacement due to type A dissection. Seven years later, aortic arch enlargement (55 mm) was detected on CT scan, and indicated secondary repair. Because of the existence of the aberrant right subclavian artery (ARSA), the safer surgical management needed to be discussed. Total arch replacement with the use of open stent-grafting technique and extra-anatomical reconstruction of ARSA was chosen for the treatment. In the operation, straight woven grafts (7 mm in diameter) were firstly anastomosed to the bilateral axillary arteries. Deep hypothermic circulatory arrest with antegrade cerebral perfusion through median sternotomy was established. The aortic arch was transected between the right and left subclavian arteries. The left subclavian artery was ligated at its origin, and an aortic open stent graft was inserted distally. An aortic reconstruction was performed between the left common carotid artery and the left subclavian artery with a 4 branched J-graft. The left carotid artery was reconstructed anatomically, and the tube grafts anastomosed to the bilateral axillary arteries were reconstructed in an extra-anatomical fashion. On the 11th postoperative days, coil-embolization of the ARSA was performed to complete the treatment. The patient had an uneventful post-operative recovery. Total arch replacement using an open stent-grafting technique was a feasible treatment option for the aortic arch aneurysm with ARSA.
2.A Case Report of Partial Aortic Arch Replacement for Traumatic Aortic Arch Injury
Shinnosuke GOTO ; Masanao NAKAI ; Shinji KAWAGUCHI ; Yuta MIYANO ; Muneaki YAMADA ; Yasuhiko TERAI ; Ryota NOMURA ; Hiroshi MITSUOKA ; Fumio YAMASAKI
Japanese Journal of Cardiovascular Surgery 2021;50(1):53-56
A 79-year-old woman presented to our hospital with high energy trauma. Enhanced CT revealed injury to the aortic arch. The left carotid artery was pulled out due to extension force and a drawing out lesion formed. Cardiopulmonary bypass was established with cannulation of the right femoral artery and the right atrium, and systemic cooling was started. We opened the aortic arch with deep hypothermic circulatory arrest, and detected a 10 mm drawing out lesion at the bottom of the left carotid artery. Aortic arch was transected at the distal of the left carotid artery to exclude the drawing out lesion, and partial arch replacement was performed. The patient's postoperative course was uneventful, and she was discharged from our hospital without any complication.
3.A Mobile Thrombus in the Aortic Arch
Shinji KAWAGUCHI ; Yuta MIYANO ; Shinnosuke GOTO ; Yasuhiko TERAI ; Ryota NOMURA ; Masanao NAKAI ; Hiroshi MITSUOKA ; Fumio YAMAZAKI
Japanese Journal of Cardiovascular Surgery 2021;50(1):57-60
A 51-year-old man was referred to our hospital with pain and coldness of the upper left extremity. Contrasted computed tomography revealed a silhouette protruding into the aortic arch. Peripheral embolism in upper left extremity by tumor or thrombosis was suspected. Magnetic resonance imaging revealed a mobile mass in the aortic arch. To prevent recurrent embolization, the mass and the aortic arch to which the mass was attached were excised and partial arch replacement was performed under cardiopulmonary bypass. Histologically, the mass was a fibrin thrombus with no malignancy. The aortic wall showed only mild atherosclerosis of the intima. No thrombotic predisposition such as protein S or C deficiency or antiphospholipid antibody syndrome was observed. Anticoagulant therapy was started and the patient was discharged on postoperative day 10 without recurrent thromboembolism. Three years have passed since the operation and there is no recurrence of thromboembolism.
4.Left Atrial Appendage Rupture due to Blunt Chest Trauma during a Motor Vehicle Accident
Ryota NOMURA ; Shinji KAWAGUCHI ; Takahiro OZAWA ; Shinnosuke GOTO ; Yasuhiko TERAI ; Muneaki YAMADA ; Yuta MIYANO ; Daisuke UCHIYAMA ; Masanao NAKAI ; Fumio YAMAZAKI
Japanese Journal of Cardiovascular Surgery 2021;50(3):165-169
Blunt traumatic rupture of the heart carries a high mortality rate. Anatomical injuries have included the atrium, appendage and ventricle but injury to the left appendage has been reported very rarely. We present the case of a 71-year-old female who was a driver in a motor collision with major front-end damage where air bags were deployed. After being intubated and receiving pericardiocentesis for cardiac tamponade at an advanced critical care and emergency medical center, the patient was taken to our hospital and emergently to the operating room for exploration. There was brisk bleeding coming from a 2 cm laceration on the left atrial appendage. The injury was repaired using 4-0 polypropylene felt pledget-supported horizontal mattress sutures on the beating heart with the assistance of cardiopulmonary bypass. The present report describes this patient and our findings from a literature review.
5.Successful Surgical Aortic Valve Replacement for Prosthetic Valve Endocarditis 10 Months after Transcatheter Aortic Valve Implantation
Ryota NOMURA ; Masanao NAKAI ; Shinji KAWAGUCHI ; Yuta MIYANO ; Shinnosuke GOTO ; Yasuhiko TERAI ; Muneaki YAMADA ; Hiroshi MITSUOKA ; Fumio YAMAZAKI
Japanese Journal of Cardiovascular Surgery 2020;49(5):284-287
An 87-year-old man underwent a transcatheter aortic valve implantation (TAVI) for severe aortic stenosis. Approximately 8 months later, he was readmitted to our institution because of a cerebral infarction. Viridans Streptococcus was identified from the blood culture, and transesophageal echocardiography revealed a mobile mass on the leaflet. Prosthetic valve endocarditis (PVE) was diagnosed and we initially administered intravenous antibiotic therapy for 4 weeks, after which the patient underwent surgical aortic valve replacement. Herein, we report on the surgical AVR in the patient using a pericardial valve after successful removal of the infected prosthetic valve, and discuss some issues related to this rare complication after TAVI.
6.A Case of Scimitar Syndrome in an Adult with an Atrial Septal Defect
Toru KOAKUTSU ; Masanao NAKAI ; Daisuke UCHIYAMA ; Shinji KAWAGUCHI ; Yuta MIYANO ; Muneaki YAMADA ; Yasuhiko TERAI ; Shinnosuke GOTO ; Fumio YAMAZAKI
Japanese Journal of Cardiovascular Surgery 2020;49(6):330-334
The patient was a 34-year-old woman who had been routinely monitored after receiving a childhood diagnosis of partial anomalous pulmonary venous connection, but unilaterally discontinued follow-up examinations after the age of 18. At 33 years of age, she was admitted to our hospital after a physical examination revealed an abnormal shadow on a chest X-ray. Transthoracic echocardiography detected an atrial septal defect (ASD), and contrast-enhanced computed tomography showed that the right lower pulmonary vein drained to the inferior vena cava. The patient was diagnosed with scimitar syndrome with ASD. Cardiac catheterization showed a pulmonary/systemic flow ratio (Qp/Qs) of 2.48 and a left-to-right shunt rate of 59.7%. Surgical treatment was deemed to be indicated. The right lower pulmonary vein was anastomosed to the anterolateral wall of the right atrium, and an intra-atrial baffle repair was performed from the orifice within the right atrium to the left atrium through the existing ASD using untreated fresh autologous pericardium. Two years after the operation, good blood flow was maintained within the baffle with no stenosis at the anastomotic site. This report describes a rare case of scimitar syndrome with ASD in an adult woman, and provides a review of the existing literature.
7.Learning from a lecture about sexual minorities for first-year medical students
Akiko Aoki ; Hideya Sakakibara ; Youji Nagashima ; Shinji Hoshino ; Kei Mukaihara ; Eiji Goto
Medical Education 2014;45(5):357-362
Objectives: The aim of this study was to explore the first-year medical students’ perception of their learning from a lecture about sexual minorities.
Methods: In September 2012, a physician and a gynecologist first lectured about sex differences, reproductive medicine, and sexually transmitted infections. Next, the representative of a support group for a sexual minority talked about the prejudice and discrimination toward sexual minorities. He showed a video about a high school student who had publicity revealed his sexual orientation. We analyzed the students’ reports by the qualitative data analysis method Step Coding and Theorization. The students’ descriptions were extracted, coded by contents, and then grouped into several categories.
Results: Many students were surprised at the percentage of persons belonging to a sexual minority. By watching the DVD they came to realize that homosexuals are just like other persons in most ways. They mentioned the need for correct knowledge about sexual minorities.
Conclusion: We believe that the educational session about sexual minorities is meaningful for and valued by medical students, and medical care for sexual minorities should be taught to medical students.
8.Keishikashakuyakuto Ameliorated Diverse Autonomic Symptoms such as Diarrhea, Abdominal Pain,Urinary Retention and Orthostatic Hypotension in a Case of Pure Autonomic Failure
Hiroaki HIKIAMI ; Kanoko YAMAMOTO ; Shinji NAKATA ; Tatsuya NOGAMI ; Makoto FUJIMOTO ; Hirozo GOTO ; Naotoshi SHIBAHARA ; Yutaka SHIMADA
Kampo Medicine 2011;62(6):736-743
Pure autonomic failure (PAF) is a degenerative disorder with diverse autonomic nervous symptoms, but without somatic nervous symptoms. We encountered a patient with PAF who was successfully treated with keishikashakuyakuto. A 61-year-old man complained of diarrhea, abdominal pain, dysuria and orthostatic hypotension. PAF was strongly suspected, based on a low level of plasma noradrenalin at rest and a finding of severe diffuse sympathetic nerve injury on 123I MIBG myocardial scintigraphy. Various Kampo formulas were not effective, or could not be administered continually. Urinary retention was treated with self-catheterization. After the extract of keishikashakuyakuto was administered, his complaints of diarrhea and abdominal pain gradually decreased, and he was able to eat various kinds of food. His daily living activities improved.Moreover, he could urinate by himself, so the self-catheterization was stopped. Five years later, the diagnosis of PAF was clinically confirmed, but his daily living activities did not deteriorate. This suggests that keishikashakuyakuto can be effective for diseases with diverse autonomic nervous symptoms, such as the present case.
9.A Case of Adrenocorticotropic Hormone Deficiency after Surgery for Cardiac Valvular Disease
Aiko Sato ; Hirofumi Anai ; Tomoyuki Wada ; Hirotsugu Hamamoto ; Toru Shimaoka ; Takashi Shuto ; Takeshi Sakaguchi ; Koro Goto ; Hironobu Yoshimatsu ; Shinji Miyamoto
Japanese Journal of Cardiovascular Surgery 2010;39(4):187-190
A 59-year-old man was admitted to our hospital with severe mitral incompetence. Mitral valve repair, tricuspid annuloplasty and the Maze procedure were performed. After weaning from cardiopulmonary bypass, his systolic blood pressure (SBP) dropped to 40 mmHg. Immediate administration of catecholamines markedly increased SBP but his continuing low blood pressure required additional treatment with vasopressin and hydrocortisone. On postoperative day 12 in the general ward, he suddenly lapsed into an intractable hypoglycemic coma. Endocrine function tests revealed adrenocorticotropic hormone deficiency. Since the time of writing has been doing well with 20 mg of hydrocortisone.
10.Two Cases of Numbness and Pain of Neuropathy due to ANCA-associated Vasculitis Successfully Treated with Ogikeishigomotsuto
Hiroaki HIKIAMI ; Kiyotaka YAGI ; Shinji NAKATA ; Hiroshi OKA ; Hirozo GOTO ; Naotoshi SHIBAHARA ; Yutaka SHIMADA
Kampo Medicine 2007;58(3):495-501
We report two cases of numbness and pain of neuropathy due to ANCA (antineutrophil cytoplasmic antibody)-associated vasculitis successfully treated with Ogikeishigomotsuto. The first case was a 57-year-old female who complained of high fever, painful skin eruptions of the lower limbs, and proteinuria. Although the severe pain was reduced with steroid therapy, neuropathy-related numbness and pain remained widespread in her lower limbs. After we prescribed Ogikeishigomotsuto, most of her pain disappeared while her degree of numbness diminished by almost half in two weeks. In addition, her steroid therapy could be tapered off without adverse effect. The second case was an 82-year-old female with fever and myalgia. Although myalgia of the upper arm disappeared with steroid treatment, walking became difficult due to numbness from the lower legs, to the soles of her feet. With Ogikeishigomotsuto administration, she became better able to walk because her legs had warmed up, and the range of her numbness had decreased. These cases suggest that Ogikeishigomotsuto may be effective against numbness and neuropathic pain due to ANCA-associated vasculitis.
Numbness
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Pain
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Peripheral neuropathy
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Antineutrophil cytoplasmic antibody measurement
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Vasculitis


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