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Results 251 - 300 of 492
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Kittle C F - - 2000
The evolution of pulmonary lobectomy during the past six centuries is presented. The anesthetic problems of an open thorax, the absence of antibiotics, and the absence of radiology initially complicated thoracic surgery. Surgical pioneers differed strongly on the best techniques for lobectomy. Concurrence in their opinions evolved by the formation ...
Heyneman L E - - 2000
We assessed the high-resolution CT findings of pulmonary leukemic infiltrates. High-resolution CT findings of pulmonary leukemic infiltrates reflect the predilection of leukemic cells to involve the perilymphatic pulmonary interstitium.
Nomori H - - 2000
We present a case of right lung adenosquamous cell carcinoma that had obstructed the main pulmonary artery and superior pulmonary vein, causing multiple pulmonary infarctions in the right upper and middle lobes. Multiple peripheral pulmonary nodules showed clinical features that are characteristic of pulmonary infarction: rapid appearance and gradual reduction ...
Ginsberg M S - - 2000
Background. Subcentimeter pulmonary nodules are being detected with increasing frequency in patients with sarcoma due to the greater use of chest CT, the advent of helical (spiral) CT scanning and multidetector scanners, and the attendant decrease in image section thickness.Assessing the clinical significance of these pulmonary nodules is of particular ...
Pahade A - - 1999
A patient who developed non-cardiogenic pulmonary oedema secondary to acute airway obstruction caused by an aspirated foreign body is presented. The literature is reviewed, discussing the theories regarding the formation of non-cardiogenic pulmonary oedema. The case highlights the importance of this rare complication of foreign body aspiration and surgeons and ...
Swanson S J - - 1999
OBJECTIVES: The solitary pulmonary nodule remains a common clinical problem. The essential question is whether the lesion is malignant or not. This discussion presents the clinical practice and looks at the problem. DESIGN: Didactic. SETTING: Academic tertiary-care hospital. PATIENTS: Prospective thoracic database. INTERVENTIONS: Minimally invasive technique. RESULTS: The workup and ...
Hirota T - - 1999
The major site of metastasis from osteosarcoma is the lung, and over 90% of fatalities in patients with this disease die from pulmonary metastases. Extrapulmonary disease is developing in an increasing proportion of patients, usually after pulmonary metastasis. This study reports three cases of patients with osteosarcoma that metastasized to ...
Narine K - - 1999
Canine heartworm or Dirofilaria immitis can occasionally infect man. We present the case of a 36-year-old Balkan woman referred to us for a thoracoscopic biopsy of a well defined pulmonary mass. The latter was thoracoscopically resected and proved to be due to Dirofilaria immitis on histopathological examination. To our knowledge ...
Muro A - - 1999
The dog parasites Dirofilaria immitis and D. (Nochtiella) repens, well known as zoonotic agents, are widely distributed in southern Europe. Although both species are canine parasites, infection with immature worms has been found in humans, who develop nodules, mainly in subcutaneous tissue or in lung parenchyma arising from branches of ...
Kim Y - - 1999
The halo sign in a pulmonary nodule refers to the condition in which soft tissue attenuation of a pulmonary nodule is surrounded by peripheral ground glass attenuation on high resolution CT. The halo sign can be caused by several pathologic processes: hemorrhagic pulmonary nodules, tumor cell infiltration, and nonhemorrhagic inflammatory ...
Johnson M S - - 1999
RATIONALE AND OBJECTIVES: Existing methods used to simulate pulmonary metastases are unsatisfactory. The aim of this study was to create a simple in vivo model of pulmonary metastases by endobronchial deployment of small high-density beads in anesthetized dogs. METHODS: Commercially available decorative beads measuring 2 and 4 mm in diameter ...
Liu E H - - 1999
A patient had general anaesthesia for laparoscopic surgery. She bit on and occluded her endotracheal tube during recovery from anaesthesia. Strong inspiratory efforts during airway obstruction caused negative pressure pulmonary oedema. The pulmonary oedema resolved within 24 hours. Use of an oropharyngeal airway as a bite block could have prevented ...
Lim J H - - 1999
PURPOSE: To determine the appearance of regenerative nodules in patients with liver cirrhosis at computed tomography (CT) during arterial portography (CTAP) and CT hepatic arteriography (CTHA). MATERIALS AND METHODS: CTAP and CTHA of the liver were performed in 28 consecutive patients with hepatocellular carcinoma (HCC) who were scheduled to undergo ...
Yokoi S - - 1999
Pulmonary zygomycosis rarely occurs without pre-existing immunocompromised disease. A 72-year-old male was found to have a nodular shadow (3 cm x 4 cm) in the right S8 and S9 on a chest X-ray. Right lower lobectomy was performed and histological examination of the resected material demonstrated pulmonary zygomycosis. Hyphae stained ...
Yamamoto T - - 1999
An 11-year-old girl with osteosarcoma in the left distal femur, developed unilateral spontaneous pneumothorax. Pneumothorax was found at the initial presentation, but chest CT failed to reveal pulmonary metastases, bullae or blebs.
Echeverri A - - 1999
BACKGROUND: Pulmonary dirofilariasis is a rare entity caused by Dirofilaria immitis, the dog heartworm that is transmitted to humans by mosquitos. This filarial nematode enters the subcutaneous tissue, travels to the right ventricle where it dies, and then embolizes the pulmonary vasculature, causing a small pulmonary infarction, which subsequently appears ...
Soong C V - - 1998
Lower-limb oedema following arterial bypass surgery for ischemia is a common sequela which can complicate wound healing or delay resumption of mobility. Its exact pathogenesis remains uncertain but many theories have been proposed. Lymphatic disruption during arterial exposure, and endothelial damage from atrophy of the media and oxygen-derived free radical ...
LaGatta M A - - 1998
BACKGROUND: Isolated pulmonary cryptococcosis in an immunocompetent parturient host is a rare event. Little is known about this condition, its prognosis, and its treatment in the immunocompetent pregnant woman. CASE: A 28-year-old woman, para 3, was diagnosed with isolated pulmonary cryptococcosis postpartum. She had delivered a healthy neonate at term ...
Medalie N S - - 1998
BACKGROUND: Primary pulmonary artery sarcomas (PPASs) are uncommon neoplasms with a poor prognosis. They often present with symptoms of pulmonary thromboembolus. They may be locally aggressive and give rise to embolic pulmonary metastases. Extrathoracic metastases are uncommon. They are usually diagnosed late in the course of the disease or at ...
Park Y N - - 1998
The blood supply of hepatocellular carcinoma (HCC) is primarily arterial. Recent studies reported differences of vascular, especially arterial, supply among low- and high-grade dysplastic nodules and HCC. We assessed arterialization using monoclonal antibody specific for smooth muscle actin as well as simultaneous changes in sinusoidal capillarization in cirrhotic nodules, dysplastic ...
Shah S P - - 1998
Bilateral pulmonary nodules in an immunocompromised host may offer a diagnostic dilemma. We present a case of a human immunodeficiency virus positive patient with history of intravenous drug abuse (IVDA) who was incidentally found to have bilateral multiple pulmonary nodules. She was diagnosed as having nodular pulmonary amyloidosis, presumably serum ...
Ferson P F - - 1998
The role of VATS in the management of patients with isolated pulmonary metastases is clear when performed for diagnostic purposes. In those patients with metastases that are too small for needle biopsy, when needle biopsy has been unsuccessful, or when more tissue is necessary for analysis, a VATS wedge resection ...
Forrest L J - - 1998
Thoracic radiographs of 25 cats with pulmonary metastatic disease and confirmed primary tumors were reviewed retrospectively. Pulmonary patterns of metastasis were divided into three categories, described as well-defined interstitial nodules, ill-defined interstitial nodules or a diffuse pulmonary pattern. The latter consisted of an alveolar pattern with or without ill-defined pulmonary ...
Kim D E - - 1998
The purpose of this study was to compare power Doppler sonography with conventional color Doppler sonography for the detection of the vascularity of hepatocellular carcinomas after transcatheter arterial chemoembolization. Of the 93 embolized hepatocellular carcinomas, hypervascularity was demonstrated in 36 on angiography; power Doppler sonography correctly identified pulsatile flow signals ...
Bitzer M - - 1998
The correlation between angiographic neovascularization, peritumoural brain oedema (PTBOe) and the expression of vascular endothelial growth factor (VEGF), was analysed in 30 patients with intracranial meningiomas. Pre-operative angiograms were examined for the existence of either an exclusively dural tumour blush or an additionally pial tumour supply from cerebral arteries. Furthermore ...
Stastny B - - 1998
Acute postnatal pulmonary oedema due to transient myocardial dysfunction is an uncommon cause of respiratory distress in neonates. Among 11,732 liveborns we observed 3 term neonates with this condition requiring mechanical ventilation. After a delivery mildly to moderately suggestive of subpartum hypoxia, good adaptation and a short symptom free interval ...
Berry W L - - 1997
A captive king cheetah (Acinonyx jubatus) was evaluated for a subacute onset of ataxia in all four limbs. The ataxia appeared to be spinal in origin, evidenced by apparent conscious proprioceptive deficits in all limbs, and there was no evidence of cerebellar involvement. Anesthesia was performed and survey spinal radiographs ...
Nishiyama T - - 1997
PURPOSE: An unusual case of a giant ovarian cyst was successfully anaesthetized with a combination of epidural followed by general anaesthesia. The method was chosen to avoid circulatory depression and re-expansion pulmonary oedema in removal of a giant tumour in a woman who did not understand the nature of her ...
Drent M - - 1997
Four case histories are reported in which the initial signs and symptoms were those of pulmonary infiltration and in which subsequently a diagnosis of myelodysplasia was made. The analysis of bronchoalveolar lavage fluid--demonstrating predominantly neutrophils and lymphocytes, and, occasionally blast cells as well as plasma cells--indicated that the pulmonary infiltration ...
Milanez de Campos J R - - 1997
STUDY OBJECTIVE: To present the clinical, radiologic, and pathologic aspects of 24 cases of human pulmonary dirofilariasis (HPD) from São Paulo, Brazil. DESIGN: Retrospective study of 24 patients with a confirmed diagnosis of HPD over a 14-year period (from February 1982 to June 1996). SETTING: Thoracic Surgery and Pulmonary Division, ...
Murakami T - - 1997
OBJECTIVE: We assessed whether helical CT hepatic arteriography (CTHA) improves detection of hypervascular hepatocellular carcinoma (HCC) when used in conjunction with helical CT obtained during arterial portography (CTAP). SUBJECTS AND METHODS: One hundred two patients with 254 hypervascular HCC nodules underwent both CTHA and CTAP. CTHA and CTAP were separately ...
Sosolik R C - - 1997
MOC-31 expression has recently been advocated as an immunohistochemical marker for distinguishing mesothelioma from adenocarcinoma in tissue sections. We studied formalin-fixed, paraffin-embedded tissue from 23 pleural mesotheliomas and 23 primary pulmonary adenocarcinomas for immunoreactivity with anti-MOC-31, a human epithelial-related antigen. All of the 23 adenocarcinomas strongly expressed the marker, whereas ...
Pouchelon J L - - 1997
A 10-year-old male cat was presented with sudden onset of respiratory difficulties. Clinical examination revealed an acute dyspnoea with cyanosis associated with a left systolic heart murmur. Standard thoracic radiographs excluded pulmonary oedema and showed very few pulmonary changes given the intensity of the respiratory compromise. Echocardiographic examination revealed hypertrophic ...
Simpson V R - - 1997
Mercury poisoning was diagnosed in four dairy heifers, three of which died. The clinical signs were variable and included salivation, excessive thirst, extreme depression and severe diarrhoea. Postmortem examinations revealed inflammation and ulceration of the alimentary tract, pulmonary and cardiac haemorrhages, pallor of the kidney cortices and perirenal oedema. The ...
Greenfield A L - - 1997
OBJECTIVE: The value of sonographic guidance during video-assisted thoracoscopic surgery (VATS) was studied in 13 patients with one or more peripheral pulmonary nodules who later underwent wedge resection. SUBJECTS AND METHODS: After a review of the chest radiographs and CT scans of each patient, sonographic guidance for VATS was requested ...
Kaki A - - 1997
PURPOSE: To review the literature on airway and respiratory management following non-lethal (suicidal) hanging and to describe the anatomy, injury and pathophysiological sequelae and their impact on patient care. SOURCE: A Medline literature search of English-language and English-abstracted papers for 1990-96. Keywords were hanging; strangulation; airway obstruction; pulmonary oedema. Filters ...
Ebi N - - 1997
A 47-year-old man died from fatal pulmonary hemorrhage. Cardiac angiosarcoma with lung metastases was found at postmortem examination. His chest radiograph showed bilateral, diffuse nodular infiltrates without cardiomegaly. No cardiac signs and symptoms were observed. The clinical outcome was rapidly fatal. Angiosarcoma of the heart should be suspected in patients ...
Nakajo M - - 1997
Adrenocortical scintigraphy was examined as an indicator of therapeutic success in aldosteronomas treated by transcatheter arterial embolization (TAE) with absolute ethanol (AE). METHODS: Adrenocortical scintigraphy was performed 7 days after intravenous injection of 37 MBq 131I-6-beta-iodomethyl-19-norcholesterol before and after TAE. Complete or incomplete therapeutic success was determined by periodic measurements ...
Nieminen U - - 1997
We report a patient with Sjögren's syndrome and multiple gastrointestinal manifestations who successfully responded to therapy with ursodeoxycholic acid. Our patient had sialoadenitis with dry mouth, dry eyes, arthralgia, chronic pancreatitis, sclerosing cholangitis, and pulmonary infiltrations. The first signs of disease were the symptoms of chronic pancreatitis followed by icterus, ...
Ohtsuka T - - 1997
We developed a new method for thoracoscopically localizing pulmonary nodules using a tactile sensor. This sensor was originally designed to probe the hardness of an object, which is represented by changes in resonance frequency of the sensor (delta f: Hz). By moving over the lung surface, the sensor probe, introduced ...
Hida Y - - 1996
Recent advances in endoscopic surgical equipment, video monitoring, and endoscopic surgical techniques have expanded the application of thoracoscopic surgery to pulmonary resection. One of the major limitations of this technique is the difficulty in identifying invisible pulmonary nodules in which manual palpation is not possible. To resolve this problem, we ...
Sato H - - 1996
A case of pulmonary embolism showing a longstanding solitary pulmonary nodule is presented. An asymptomatic 57 year-old man with a solitary nodule in the right lower lobe was referred to our hospital. A pulmonary perfusion-ventilation scan following a sudden onset of dyspnoea established the diagnosis of recurrent pulmonary embolism. The ...
Brenner S A - - 1996
Cladophialophora bantiana causes a rare phaeohyphomycosis, usually manifested by brain abscesses but rarely by skin or pulmonary lesions. It has not been reported as a common colonizer or as a cause of pulmonary symptoms in patients with AIDS. We present a case in which C. bantiana was repeatedly isolated from ...
Okano J - - 1996
A 20-year-old man with hepatocellular carcinoma (HCC) died of intraperitoneal bleeding from ruptured HCC, which was diagnostic from hemorrhagic ascites. At autopsy, a small nodule covered with hematogenous deposits was noted in the pelvic cavity near the left iliac artery. Microscopic findings showed that this was a ruptured metastatic nodule ...
Droma Y - - 1996
We present a case of high altitude pulmonary oedema (HAPE) with pulmonary hypertension and polymorphonuclear leucocyte (PMN) accumulation in bronchoalveolar lavage fluid (BALF), which occurred in a 21 year old man. Plasma endothelin-1 (ET-1) and interleukin-8 (IL-8) concentration in BALF were elevated on admission, and returned to normal level at ...
Gascoigne A - - 1996
Re-expansion pulmonary oedema is a recognised but rare complication following the rapid drainage of a large pleural effusion or pneumothorax [1,2], usually occurring on the side of re-inflation. The pathogenesis of the pulmonary oedema is poorly understood but is thought to be due to micro-vascular shearing resulting in neutrophil activation ...
Desai D K - - 1996
OBJECTIVE: To describe the cardiac abnormalities by two-dimensional and Doppler echocardiography (echo-Doppler) in hypertensive crises in pregnancy (HCP) complicated by pulmonary oedema and identify pathogenic factors. DESIGN: A prospective observational study. SETTING: King Edward VIII Hospital, Durban, South Africa. PARTICIPANTS: Sixteen patients with HCP complicated by pulmonary oedema over a ...
Yamamoto T - - 1996
Hepatocellular carcinoma (HCC) is supplied only with arterial blood and has capillaries instead of sinusoids, unlike the normal hepatic tissue. In order to reveal the sequential changes of sinusoidal structure and blood supply during hepatocarcinogenesis, we examined hyperplastic nodules (HPN), atypical hyperplastic nodules (AHPN) and HCC in F344 rats fed ...
Weber C K - - 1996
A-52-year-old patient presented with a 2-year history of multiple myeloma, recurrent episodes of hypercalcemia, and extensive bone involvement. She developed pulmonary infiltrates, initially misdiagnosed as interstitial pneumonia. High-resolution computed tomography and bone scintiscanning indicated pulmonary calcification, which was confirmed by a transbronchial biopsy. Cytostatic treatment of multiple myeloma in combination ...
Yang X - - 1996
RATIONALE AND OBJECTIVES: By performing pulmonary specimen angiographies, the authors attempted to determine the pathologic correlations of the vascular-related radiologic manifestations within, at the edge of, and adjacent to the small solitary pulmonary masses, and to evaluate their usefulness in differentiating small bronchogenic carcinomas from tuberculomas. METHODS: A total of ...
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