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Biomedical subjects

F J Alvarez Moro

Publications and source records attributed to F J Alvarez Moro.

14 recordsLinked to original sources

[Pregnancy-specific beta-1 glycoprotein (SP1) as a marker for tumors with or without trophoblastic character].

The pregnancy specific beta-1-glycoprotein (SP1) was measured by radioimmunoassay in 854 persons (control group 103, non-tumoral diseases 212, germinal tumors 30, and non-germinal tumors 509). Amounts higher than 2.5 ng/ml (upper normal limit) were observed in 35 cases with non tumoral diseases (specially chronic liver diseases), 97 of the non-germinal tumors (specially mammary, respiratory and digestive tumors), and 10 of the germinal tumors (pure and mixed choriocarcinomas, and embryonic carcinoma with yolk sac component). SP1 rarely is higher than 5 ng/ml in non-tumoral diseases and non-germinal tumors, while it is higher than 5 ng/ml in germinal tumors. SP1 is a good marker for trophoblastic neoplasms and shows a correlation with HCG-beta.

Age Factors↗

[Creatine phosphotransferase, B subunit, as a tumor marker. Preliminary results].

Creatine kinase B (CK-B) was evaluated as a tumor marker by radioimmunoassay determination of the isoenzyme in 518 persons (control group, malignant tumors, and several other diseases). Amounts higher than 8 ng/ml (upper normal limit) was observed in 12.6 per 100 of the digestive tumors, 6.1 per 100 of the mammary tumors, 37.7 per 100 of the respiratory tumors, and 22.2 per 100 of the prostatic tumors. A relation exists between CK-B and sigmoid flexure, liver, pancreas and esophagus tumors, between CK-B and acid phosphatase in prostate tumors, and between CK-B and evolution of digestive tumor. The determination of CK-B is useful in the case of tumors lacking known tumor markers, and also as a complementary sign in the diagnosis and evolution of sigmoid flexure and prostate neoplasms.

Adolescent↗

[Pulmonary infarction as a cause of pneumothorax: report of two cases (author's transl)].

Pulmonary infarction is a very uncommon cause of pneumothorax. The authors report two patients with pneumothorax arising as a complication of pulmonary infarction. One was a 72-year-old man who had hemoptysis, pleural effusion, and alveolar condensation. Four days later he developed a hydropneumothorax and pulmonary cavitation. He died of heart failure. The pulmonary infarction was not septic in this case. The other patient was a 12-year-old boy who suffered a septic embolism with cavitation as a result of an infected wound. He later developed a tension pneumothorax and died in a state of shock. The authors have found only 16 cases of pneumothorax as a complication of pulmonary infarction in the literature. It is surprising that, even though all infarctions are in contact with the pleural surface, the incidence of pneumothorax is not higher. The infarctions may or may not be septic. Cavitation is not necessarily present, though infarctions are usually cavitated before pneumothorax develops. Tension pneumothorax occurs in some cases.

Aged↗

[Comparative study of ureteral displacements].

A study ia mde of 15 patients with a known neoplasia: 2 retroperitoneal tumours, 5 lymphomas, 3 prostate neoplasias, 3 seminomas and 2 uterus neoplasias; with displacement of the ureter and in some cases ectasia of the excretion system. The displacement was always one-sided and most frequently found in the lower third of the ureter. Ectasia was found in two patients; we have never found this in any patients without a known neoplasia. Adenopathies were the most frequent cause of inferior ureter deviation but in only one case did they infiltrate into the wall and they were more constant on the right side. These cases are compared with other patients suffering from different pathologies, some of which are also neoplastic but in which no displacement or ectasia appeared even when the retroperitoneum was affected, and with another group of patients in whom there was found to be ureteral displacement or ectasia without any retro- or intraperitoneal pathology.

Female↗

[Subcapsular renal hematoma: report of a case of unusual etiology].

The authors present a case of myeloproliferative syndrome with an exceptional clinical picture of pain in the right hypochondrium and right iliac fossa, with no mictional syndrome or hematuria, caused by the appearance of a spontaneous subcapsular hematoma. They discuss the frequency of the different kinds of kidney hematomas and their causes. They also describe the typical radiological signs of the subcapsular hematoma in comparison with the other forms of kidney hematomas.

Aged↗