Publications by authors named "Takaki Sugimoto"

Background: The efficacy of therapeutic modalities for hair disease can be evaluated globally by photo assessment and more precisely by phototrichogram (PTG). However, the latter procedure is laborious, time consuming, subject to inter-observer variation, and requires hair clipping.

Objective: To establish an automated and patient/investigator friendly methodology enabling quantitative hair amount evaluation for daily clinical practice.

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A previous, proof-of-concept clinical study suggested that dermal sheath cup cell injections into the affected areas of male/female pattern hair loss (PHL) may have some amelioratory effects, the clinical efficacy of which needs further examination. A phase III equivalent clinical study was conducted to further probe the therapeutic potential of this novel approach and verify its safety and efficacy in improving the appearance of PHL. Thirty-six participants with PHL were injected with dermal sheath cup cell harvested from non-affected occipital hair follicles twice in quarterly intervals.

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Left ventricular thrombus is a complication of myocardial infarction, ventricular aneurysm, myocarditis, and cardiomyopathies, such as Takotsubo syndrome. We report the case of a 74-year-old woman who was diagnosed as left ventricular thrombus resulting from transient Takotsubo syndrome. The thrombus was completely removed using video-assisted thoracoscopy through right minithoracotomy.

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The aim of this study was to elucidate the long-term results of crossover bypass (CB) for iliac atherosclerotic lesions in the era of endovascular treatment (EVT). A retrospective multicenter cohort study was performed. CB was performed in 242 patients between 2003 and 2014 by vascular surgeons at multiple medical centers in Japan.

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The outcome in functional mitral regurgitation after aortic valve replacement is unclear. A frail 82-year-old woman with severe aortic valve regurgitation and mild to moderate functional mitral valve regurgitation (NYHA functional class III) was referred to our clinic. In consideration of her frail condition, aortic valve replacement without mitral surgery was performed.

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Acute occlusion of abdominal aortic aneurysm (AAA) is a rare complication and is usually treated with surgical reconstruction. We present a case of acute AAA occlusion that was successfully treated by endovascular aneurysm repair (EVAR) with Fogarty balloon thrombectomy. A 77-year-old man with a history of acute myocardial ischemia presented with limb weakness and coldness.

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Background: Traditional and non-traditional risk factors for atherosclerotic cardiovascular disease (ASCVD) are different between men and women. Gender-linked impact of epicardial adipose tissue volume (EATV) in patients undergoing coronary artery bypass grafting (CABG) remains unknown.

Methods: Gender-linked impact of EATV, abdominal fat distribution and other traditional ASCVD risk factors were compared in 172 patients (men: 115; women: 57) who underwent CABG or non-coronary valvular surgery (non-CABG).

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Introduction: Postoperative pulmonary edema is a fatal adverse event after a cardiac surgery. We here report successful management using airway pressure release ventilation (APRV) for severe hypoxia with pulmonary edema after a cardiac surgery.

Presentation Of Case: A 58-year-old man underwent an uneventful mitral valve repair.

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Introduction: There are many publications reporting the use of TachoSil sheets for sutureless repair. Trauma doctors have recently reported that chitosan-based sheets can efficiently achieve hemostasis for active bleeding.

Presentation Of Case: An 85-year-old man was diagnosed with left ventricle free wall rupture that caused cardiac tamponade and cardiogenic shock.

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Blunt abdominal aortic injury (BAAI) is very rare. In general, BAAI occurs in high-energy accidents. Here, we present a case of BAAI in a low-energy accident.

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A 62-year-old man was crushed in a car accident and diagnosed with a fractured left ninth rib, pulmonary and heart contusion, hemopneumothorax, and descending aortic injury based on a computed tomography scan. He underwent chest tube drainage and was intubated for mechanical ventilation because a bone fragment of the ninth rib threatened to penetrate the descending aorta. On the second posttrauma day, computed tomography showed the bone fragment of the ninth rib approaching the descending aorta.

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Aortic pseudoaneurysm is a rare, life-threatening complication after cardiac or aortic surgery. In this article, we report reoperation on an 86-year-old man undergoing total arch replacement and omentoplasty for an infectious aortic aneurysm, 5 years previously. He was transferred to our hospital and fell into shock.

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We report our experience of long-term extracorporeal membrane oxygenator (ECMO) support to resuscitate a 62-year-old man who had critical three-vessel disease of coronary artery complicating intractable hibernating myocardium (HM) and sudden cardiogenic shock. Intra-aortic balloon pump and ECMO were deployed to restore the circulatory support while emergent revascularization surgery was performed.The patient was weaned from ECMO successfully after 15 days of support and discharged with recovered left ventricular function.

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Intra-atrial extension of a superior vena cava (SVC) tumor is rare and it is associated with high mortality rates. An 80-year-old woman presented with malignant mediastinal tumor invading the superior vena cava and right atrium. The unresectable tumor caused uncontrolled SVC syndrome and led to the risk of pulmonary artery tumor thrombosis.

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Heparin-induced thrombocytopenia (HIT) is known to complicate disseminated intravascular coagulation (DIC), but rarely to be complicated by DIC. We measured the titers of anti-PF4/hepatin complex antibodies by ELISA (HIT-Elisa) and examined 4 parameters of coagulation and fibrinolysis [D-dimer, thrombin/antithrombin complex (TAT), plasmin/alpha2-plasmin inhibitor complex (PIC), and antithrombin levels] in 80 patients with DIC diagnosed by a DIC scoring system. Fourteen patients were HIT-Elisa-positive, 11 of whom received heparin.

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A 63-year-old man complained of abdominal angina and intermittent claudication. Multidimensional angiography showed focal calcified obstruction of the suprarenal aorta, occlusion of the right external iliac artery, and instent restenosis in the right coronary artery. Extraanatomic bypass was performed from the ascending aorta to the left external iliac and right femoral arteries, using an 8-mm bifurcated graft, with concomitant off-pump coronary artery grafting.

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We have experienced 2 cases of heparin-induced thrombocytopenia during unfractionated heparin treatment for disseminated intravascular coagulation after surgery for an abdominal aortic aneurysm. In the first case, as a symptom of disseminated intravascular coagulation gradually improved with antithrombin concentrates and heparin treatment, mesenteric artery thrombosis suddenly occurred, associated with a >50% decrease in platelet count on the 11th day. Although the platelet counts were increasing due to heparin cessation, clinical symptom and coagulation abnormalities worsened to multiple organ failure.

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A 68-year-old woman was referred to our hospital with left leg edema and dull pain. Magnetic resonance imaging and enhanced computed tomography (CT) revealed a huge myoma uteri compressing the left common iliac vein, thus resulting in iliofemoral venous thrombosis. A total hysterectomy was uneventfully performed under the placement of a temporary inferior vena cava (IVC) filter.

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A 66-year-old man, who was a passenger in a car involved in a low-speed head-on motor vehicle accident, was rushed to our hospital. His abdomen was tender and distended. An enhanced computed tomography scan showed a massive retroperitoneal hematoma, and its three-dimensional imaging revealed an active leak of the contrast medium from the aortic bifurcation.

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In two cases of abdominal aortic aneurysm (AAA) with urinary diversion after radical cystectomy, surgical aneurysm repair was successfully performed. Based on comprehensive preoperative examinations, the surgical strategy for aneurysm should be carefully planned so as not to injure diverted ureters.

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This report describes two cases of pseudoaneurysms of the peroneal artery which were successfully treated by transluminal platinum coil embolization. A pseudoaneurysm developed following a penetrating wound of the calf, and another did following thromboembolectomy of the occluded femoropopliteal bypass with a Fogarty balloon catheter. The coils were guided and released into the proximal peroneal arteries via the placed catheters on the ipsilateral and contralateral femoral arteries, respectively.

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