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Biomedical subjects

G D Kruglik

Publications and source records attributed to G D Kruglik.

10 recordsLinked to original sources

Computed tomography and bone scintigraphy is polyostotic fibrous dysplasia. Report of a case.

A case of polyostotic fibrous dysplasia is presented in which the extent of bony lesions was defined on the results of the CT scan and bone scan with 99m Tc polyphosphate in addition to conventional radiography. These diagnostic procedures appear to be of considerable value in defining the extent of a variety of oral-maxillofacial bony lesions. This report describes the comparative findings from 99m Tc polyphosphate bone imaging and computed tomography (CT) in one patient with polyostotic fibrous dysplasia.

Adult↗

Quantitative gallium-67 scanning for predictive value in primary lung carcinoma.

Gallium-67 scintigraphy was performed on 87 patients with a variety of histological types of untreated primary lung carcinoma. Gallium-67 uptake was determined, allowing for differences in tumor size. Differential uptakes were found for the various tumor types, with anaplastic small-cell carcinoma having the greatest average uptake, and adenocarcinoma and anaplastic large-cell carcinoma the smallest. Gallium-67 uptake was compared with response to radiation therapy, incidence of metastasis, and host survival in 58 of the patients. From these results it is suggested that the greater the Ga-67 accumulation in the tumor, the more effective is radiation therapy in reducing tumor size. Gallium-67 scintigraphy appears to be a valuable tool in estimating the sensitivity of the tumor before radiation therapy and in indicating the prognosis following radiation therapy in patients with primary lung carcinoma.

Adenocarcinoma↗

Unilateral pulmonary edema.

Unilateral pulmonary edema was found to occur following or in conjunction with 18 different clinical situations. In half of them the edema developed on the same side as the causative factor and was related to conditions altering the delicate balance at the alveolar-capillary interface. In the other situations, pulmonary capillary perfusion was deficient on the opposite side prior to the onset of edema.

Functional Laterality↗

The spectrum of radiologic findings in allergic bronchopulmonary aspergillosis.

Early diagnosis of allergic bronchopulmonary aspergillosis (ABPA) is important. Initiation of corticosteroid therapy in ABPA is essential to prevent progressive destruction of lung parenchyma. The earliest radiographic manifestations of the disease may be present only on bronchograms. In addition to the classic radiographic findings (infiltrate, massive homogeneous consolidation, tram-line shadow, parallel line shadow, ring shadow, toothpaste shadow, glove-finger shadow), perihilar infiltrates simulating adenopathy (pseudohilar adenopathy) and air fluid levels were frequently demonstrated.

Adolescent↗

The trough line: a radiographic sign of posterior shoulder dislocation.

Over 50% of posterior dislocations of the shoulder are not recognized initially because of failure to appreciate the subtle clues available on the standard frontal projection. In 15 of 20 cases of posterior dislocation, two parallel lines of cortical bone were identified on the medial aspect of the humeral head. One line represents the medial cortex of the humeral head. The other was found to represent the margin of a troughlike impaction fracture. This is designated the "trough line". This line proved to be an important clue in the recognition of posterior dislocations of the shoulder.

Adult↗

Urological complications of regional enteritis.

Urological complications of regional enteritis occur frequently and may be clinically unsuspected. Radiographic findings include nephrolithiasis, characteristic stricture of the ureter, panvesiculitis, and enterovesical fistual. Less specific findings include renal amyloidosis and retroperitoneal abscesses. Mucosla nodularity of the bladder dome, even without gastrointestinal symptoms, should raise the possibility of regional enteritis. On the other hand, occult ureteral stenosis in patients with known regional enteritis may be present. For this reason, it is recommended that routine and periodic excretory urograms be a central part of the evaluation of the patient with regional enteritis.

Adolescent↗

Radiologic-pathologic correlation from the Armed Forces Institute of Pathology. Lymphangiomyomatosis.

The radiologic patterns caused by interstitial lung disease evoke a long list of differential diagnostic possibilities. Though the problem may at first seem insoluble, subdivision into conditions that spare the pulmonary architecture, as opposed to those that lead to an end-stage "honeycomb lung", and consideration of the clinical findings will frequently narrow down the list. Occasionally, key associated findings such as pleural effusion, pneumothorax, and systemic involvement of many organs will help rule out inappropriate diagnoses. Lymphangiomyomatosis is a rare cause of "honeycomb lung" that may result in a very specific combination of radiologic and clinical findings.

Adult↗

Effectiveness of direct and indirect radionuclide cystography in detecting vesicoureteral reflux.

A modification of the direct radionuclide cystography technique to include filling, voiding, and postvoiding phases of the examination permitted a simulated comparison between direct and indirect radionuclide cystography. One hundred thirty-seven examples of reflux were documented with this technique. Of these, 96 instances of reflux (70%) were recorded during two or more phases and thus would have been detected by either technique. Twenty-nine examples (21%) were only detected during filling and thus would have been missed by the indirect radionuclide technique and by some roentgenographic techniques. Only 12 examples (9%) were detected during the voiding phases only. The modified direct method of radionuclide cystography, which continuously monitors the urinary tracts during filling, voiding, and postvoiding, is offered as the best current technique for assessing vesicoureteral reflux.

Humans↗