Search Results
Results 201 - 250 of 470
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Waldman A D - - 2001
A case of probable acute granulomatous pulmonary schistosomiasis is described with multiple focal opacities on chest radiography and widespread, but predominantly peribronchovascular, nodules with ground-glass halos on high resolution CT (HRCT). The HRCT appearances in early schistosomiasis have not been described previously. Although the features are not diagnostic and may ...
Tanaka Nobuyuki - - 2002
The aim of this study was to demonstrate the characteristic CT findings of leukemic pulmonary infiltration based on the pathologic findings. The CT findings of 11 leukemic patients with leukemic pulmonary infiltration were compared with those of 22 leukemic patients with other diseases as a control group. Evaluated pulmonary parenchymal ...
Uozumi T - - 2001
RATIONALE AND OBJECTIVES: The authors' purpose was to evaluate the effect of temporal subtraction on digital chest radiographs in the detection of metastatic pulmonary nodules. MATERIALS AND METHODS: The study included 21 cases with metastatic pulmonary nodule and 21 cases without metastatic nodule. Eleven radiologists, including eight residents and three ...
Tanaka D - - 2001
PURPOSE: The aim of this study was to clarify the localization of abnormalities within secondary pulmonary lobules and the changes in follow-up studies of pulmonary atypical mycobacterial infection (AMI) by conventional and high-resolution computed tomography (HRCT). MATERIALS AND METHODS: Forty-six patients (16 men and 30 women; 43-84 years) with pulmonary ...
Shad J A - - 2001
We describe a patient with ulcerative colitis (UC) and the rare extraintestinal manifestation of fulminant tracheobronchitis. A 50-year-old man presented with respiratory compromise and bloody diarrhea. His evaluation showed large airway inflammation with fibrinopurulent debris and colonic inflammation and ulcerations consistent with UC. The etiology for the pulmonary pathology was ...
D'Souza R - - 2001
We report a case of neurogenic pulmonary oedema occurring in association with bacterial meningitis. An 87 year old man suddenly developed severe dyspnoea without cardiac failure (MUGA scan ejection fraction 47%). Radiographs showed pulmonary oedema. A few hours later he developed signs of meningitis and lumbar puncture suggested a partially ...
Sakamoto T - - 2001
A new method of marking small pulmonary nodules situated deep within the visceral pleura using a transbronchial approach has been developed. Once the tip of the sheath catheter has passed the tumor and reached the visceral pleura, as confirmed by computed tomography fluoroscopy, indigo carmine is injected through a bronchoscope ...
Lacomis J M - - 2001
Pulmonary cryptococcal infections occur in both immunocompetent and immunocompromised individuals, with a reported increased incidence of diffuse pulmonary disease in acquired immune deficiency syndrome (AIDS) patients. The authors observed no differences in the radiographic appearances of pulmonary cryptococcal disease between human immunodeficiency virus (HIV) patients and other immunocompromised individuals. Chest ...
Yousem S A - - 2001
Thirteen cases of pulmonary apical cap (PAC), resected for the exclusion of a clinical diagnosis of lung carcinoma, were reviewed, and their distinctive morphology was described. PAC occurred in older individuals, particularly in the apices of the upper lobes, and by radiographic examination appeared as spiculated subpleural masses ranging from ...
Matsumoto K - - 2001
We present a case of uterine intravenous leiomyomatosis associated with multiple pulmonary metastases with bullae-like cystic change. A 53-year-old woman who had undergone hysterectomy 5 years previously underwent an operation for multiple pulmonary nodules with bullae formation. After resection of several large bullae, a subsequent extirpation of the pulmonary nodules ...
Moertel C L - - 2001
Lymphomatoid granulomatosis, a rare condition in children, affects the lungs primarily but may have significant extrapulmonary manifestations, especially in the central nervous system. We report a case of lymphomatoid granulomatosis with onset after the completion of chemotherapy for childhood acute lymphoblastic leukemia. Two months after treatment ended, the 7-year-old girl ...
Sellami D - - 2001
Minute pulmonary meningothelial-like nodules are often incidentally discovered during pathologic evaluation of pulmonary parenchymal specimens. These lesions were once thought to represent pulmonary chemodectomas, but pathological studies have shown that they are not of neuroendocrine origin. Minute pulmonary meningothelial-like nodules are benign, perhaps reactive in nature, but are occasionally found ...
Krüger S - - 2001
Pulmonary manifestations of pyoderma gangrenosum are relatively rare. We report the case of a 45-year-old patient with multiple pulmonary nodules with central necrosis as assessed by CT scan. The patient had a 4-year history of pyoderma gangrenosum with only minor skin manifestations. A CT-guided, fine-needle biopsy of the lung revealed ...
Reinschmidt J P - - 2001
Percutaneous localization of pulmonary nodules in five patients was performed utilizing suture-ligated embolization microcoils and CT guidance. Each localization was performed prior to video-assisted thoracoscopic wedge resection of the targeted nodules. Each suture-ligated microcoil was placed within 1.0 cm of the targeted pulmonary nodule. The attached suture served as a ...
Crawley F - - 2001
Acute pulmonary oedema and headache are both common. The former is usually cardiogenic in origin. Severe headache of sudden onset in a young person may be suggestive of subarachnoid headache. We describe a 24-year-old man who presented with headache and pulmonary oedema, finally ascribed to multiple sclerosis. This is the ...
van Iperen C E - - 2001
The day after undergoing neck dissection, a 42-year-old woman developed acute dyspnoea due to pulmonary oedema. Measurements with a Swan-Ganz catheter revealed not only cardiac depression but also a greatly increased peripheral vascular resistance: 5,400 dyn x s x cm(-5)/m2. A phaeochromocytoma with acute cardiac failure leading to pulmonary oedema ...
Tomiyama N - - 2000
A respiratory gating technique was developed to allow computed tomography-guided needle biopsy of small pulmonary nodules. Twenty-three pulmonary nodules less than 15 mm in diameter underwent biopsy with the use of this technique. There were 14 true-positive, eight true-negative, and one false-negative result (diagnostic accuracy, 96%). The diagnostic accuracy for ...
Martinoli C - - 2000
OBJECTIVE: The objective of our study was to determine the value of color Doppler imaging as an adjunct to gray-scale sonography to reveal the intra- or extraparotid origin of jugulodigastric nodules of uncertain location. SUBJECTS AND METHODS: Forty nodules in the jugulodigastric area from 38 patients were imaged with gray-scale, ...
Morimoto N - - 2000
We describe a case of pulmonary lymphangiomyomatosis (LAM) with chylothorax that developed in a 46-year-old Japanese woman. This patient exhibited clinical symptoms of dyspnea and chest X-ray showed right pleural effusion. Thoracocentesis demonstrated chylous effusion. Chest computed tomography (CT) scan revealed multiple cystic lesions. Subsequent thoracoscopy revealed the chylorrhea from ...
Chai L - - 2000
Pulmonary metastases from choriocarcinoma can very rarely give rise to a 'miliary' pattern on the chest X-ray. A 23-year-old woman with a diffuse nodular pattern on chest X-ray died due to acute respiratory failure and cor pulmonale. At autopsy, choriocarcinoma of the uterus was found. In the lungs, multiple macrovascular ...
Wasowska-Królikowska K - - 2000
Pulmonary oedema with severe, dramatic course following CNS injury was termed neurogenic pulmonary oedema (NPO). NPO was mainly described as a consequence of grand mal seizures, subarachnoid bleeding, intracranial bleeding or head injury. However, the pathogenesis of NPO is not entirely clear yet. In the majority of cases, early or ...
Sako T - - 2000
A 73-year-old woman had a 4-year history of lung fibrosis from collagen vascular disease. She presented with a complaint of dry cough. A chest radiograph showed a 2-cm solitary pulmonary nodule with a small cavity in the right lower lobe. Preoperatively, we performed computed tomography of the chest and measured ...
Ohfuji S - - 2000
The coronary arteries of a 6-year-old Holstein-Friesian cow showed dysplastic lesions characterized by the following vascular changes: irregular, aneurysmal dilation; intimal fibrosis associated with myointimal cells; aberrant internal elastic lamina; oedema and mast cell infiltrates; and variation in the thickness of the media, including tortuosity with irregular dilation of the ...
Piampiano P - - 2000
Two boys presented with variable signs and symptoms of infectious disease that challenged diagnosis. One of the two patients had aortic valve vegetations and lower extremity aneurysms, and the other had calvarial osteomyelitis, epidural abscess, pleural effusions, and pulmonary nodules. Only after a battery of bacterial and fungal agglutination tests ...
Kirou K A - - 2000
A 34-year-old African-American female diagnosed earlier with idiopathic thrombocytopenic purpura (ITP), lymphadenopathy, splenomegaly, uveitis, and pulmonary nodules, developed a subclavian artery aneurysm, and generalized annular osteosclerotic lesions with disabling arthralgias. Biopsies from bone and lymph node revealed non-caseating granulomas and no evidence of malignancy or infection, confirming the clinical impression ...
Jordan S - - 2000
Postpneumonectomy pulmonary oedema (PPO) develops in approximately 5% of patients undergoing pneumonectomy or lobectomy, and has a high associated mortality (>50%). In its extreme form, PPO follows a clinical and histopathological course indistinguishable from acute respiratory distress syndrome. Perioperative fluid overload, impaired lymphatic drainage following node dissection and trauma caused ...
Sartori C - - 2000
High altitude pulmonary oedema (HAPE) is a paradigm of pulmonary oedema that occurs in otherwise healthy subjects and thereby allows us to study underlying mechanisms in the absence of damning factors. Exaggerated pulmonary hypertension, which is related at least in part to endothelial dysfunction, is a hallmark of high-altitude pulmonary ...
Saab M - - 2000
A case of acute pulmonary oedema after smoke inhalation from a chip pan fire is presented. The role of bronchial and pulmonary circulation in the development of pulmonary oedema after smoke inhalation is discussed. We stress the importance not only of observation after smoke inhalation, as the manifestation of pulmonary ...
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 ...
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