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Biomedical subjects

C Villani

Publications and source records attributed to C Villani.

At least 73 records · Page 4Linked to original sources

Skin necrosis due to antiblastics (procedures of prevention and therapy).

Among the toxic effects of antitumor drugs the injury for extravasation occurs too. The kinds of damage which result can achieve dramatic features with serious consequences on the psychophysic activity of patients who once tried other kinds of toxicity following chemotherapy. As the extravasation is caused by way of use and by drug-giving methods, we present this accident: it is necessary to observe rigorous rules of procedure during infusion and, if extravasation occurs, to make use of efficient drugs and physical methods. A recent case of extravasation occurred, at our Gynecological Oncology Service, in a patient who carried out chemotherapy without hospitalization. This case is here proposed and discussed; we think that the rarity of this accident is in our experience, due to the several precautions we observe during the infusion of drug.

Antineoplastic Combined Chemotherapy Protocols↗

[Plasma values of vitamin A and its binding proteins (retinol binding proteins and prealbumin), carotene, total cholesterol and HDL-cholesterol in subjects with breast carcinoma].

In this study plasma levels of vitamin A, carotenoids, retinol binding protein (RBP), prealbumin (PA), HDL-and total cholesterol were determined in 33 subjects with breast cancer and compared to those of a group of healthy subjects previously described. Plasma levels of vitamin A and carotene were determined by a spectrophotometric method using trifluoroacetic acid, plasma RBP and PA by single radial immunodiffusion, and HDL-and total cholesterol by enzymatic colorimetry. Mean plasma values of vitamin A, carotene and HDL-cholesterol were lower (P less than 0.01) than in the control group, the same applies to the RBP and PA mean levels (P less than 0.05). On the contrary, the mean value of total cholesterol was higher (P less than 0.01) in the patients than in the control group. Vitamin A plasma levels were significantly related to RBP and PA. No significant statistical correlation was found between clinical stage and vitamin A plasma levels.

Adult↗

[Plasma levels of vitamin A and its protein vectors (RBP and PA), carotene, total cholesterol and HDL-cholesterol in healthy adults of the female sex].

Plasma vitamin A, carotenoids, retinol binding protein (RBP), prealbumin (PA), HDL-and total cholesterol were examined in healthy adult females. Plasma levels of vitamin A and carotene were determined by a spectrophotometric method using trifluoroacetic acid, plasma RBP and PA by single radial immunodiffusion, and HDL-and total cholesterol by enzymatic colorimetry. Vitamin A and carotene mean values resulted as 43.0 +/- 8.2 micrograms/100 ml and 231.9 +/- 69.0 micrograms/100 ml, respectively. RBP and PA values averaged as 4.2 +/- 1.1 mg/100 ml and 29.4 +/- 6.1 mg/100 ml, respectively; whereas HDL-and total cholesterol were 179 +/- 16 mg/100 ml and 57 +/- 8 mg/100 ml. Vitamin A plasma levels were shown to be significantly related (P less than 0.01) to RBP and PA, but not to the other parameters examined (carotene, HDL-and total cholesterol).

Adult↗

[Plasma levels of vitamin A and its protein vectors (RBP and PA), carotene, total cholesterol and cholesterol-HDL in patients with dysplasia of the uterine cervix].

In this study plasma levels of vitamin A, carotenoids, retinol binding protein (RBP), prealbumin (PA), HDL-and total cholesterol were determined in 19 female subjects with cervical dysplasia and compared to those of the healthy female subjects described in our previous research. Plasma levels of vitamin A and carotene were determined by a spectrophotometric method using trifluoroacetic acid, plasma RBP and PA by single radial immunodiffusion and HDL- and total cholesterol by enzymatic colorimetry. Plasma mean values of vitamin A and HDL-cholesterol were lower (P less than 0.05 and P less than 0.01, respectively) than in the control group. On the contrary total cholesterol was higher (P less than 0.01) in the patients than in the control group. Vitamin A plasma levels were significantly related (P less than 0.01) to RBP and PA. No significant statistical correlation was found between the severity of the dysplasia and vitamin A plasma levels.

Adult↗

[Plasma levels of vitamin A and its protein vectors (RBP and PA), carotene, total cholesterol and HDL-cholesterol in patients with carcinoma of the cervix].

In this study plasma levels of vitamin A, carotenoids, retinol binding protein (RBP), prealbumin (PA), HDL-and total cholesterol of 40 subjects with carcinoma of cervix uteri were determined and compared to those of the healthy female subjects described in our previous research. Plasma levels of vitamin A and carotene were determined by a spectrophotometric method using trifluoroacetic acid, plasma RBP and PA by single radial immunodiffusion, and HDL-and total cholesterol by enzymatic colorimetry. Plasma mean values of carotene, vitamin A, RBP and HDL-cholesterol were lower (P less than 0.01) than in the control group, and the same applies to the PA mean plasma level (P less than 0.05). On the contrary, total cholesterol mean value of the patients resulted to be higher (P less than 0.01) than in the control group. Vitamin A plasma levels were significantly related (P less than 0.01) to RBP and PA. No significant statistical correlation was found between the clinical stage and the histological grading and vitamin A plasma levels.

Adult↗

[CEA (carcinoembryonic antigen) in breast cancer. Clinical value].

The investigation of clinical markers, i.e. substances produced and released by tumours, has been encouraged by the need for early diagnosis to increase the chances of successful treatment, and for biological parameters indicative of the progress of the disease itself. A study designed to appraise the usefulness of tumour-associated antigens in this respect in cases of breast cancer has been in operation for about 3 years at Oncological Service of the 2nd Obstetric and Gynaecological Clinic, University of Rome. Carcinoembryonic antigen (CEA) values in 71 patients in the initial stages and with metastases followed for 24 months are presented. CEA levels are related to tumour stage, progression, and prognosis. High values appear to be associated with diffusion of the disease: 48% in initial cases; 69% in advanced cases. CEA is specific for this type of tumour. Even so, high values give an effective expression of its progress by identifying patients with a greated likelihood of recurrence. It is particularly useful as an early indication of recurrence itself. In addition, it is of assistance in monitoring the progress of treatment.

Breast Neoplasms↗

[Not Available].

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History of Pharmacy↗

[Anti-fungal drugs].

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Anti-Bacterial Agents↗