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Biomedical subjects

P Kolstad

Publications and source records attributed to P Kolstad.

At least 37 records · Page 2Linked to original sources

Stage IB carcinoma of the cervix, the Norwegian Radium Hospital, 1968-1970: results of treatment and major complications. I. Lymphedema.

Different methods of treatment have been debated over the years for Stage IB carcinoma of the cervix, especially in view of the results and complications. We have reviewed the experience of the Norwegian Radium Hospital for carcinoma of the cervix, Stage IB, for the years 1968, 1969, and 1970; most of the patients receive preoperative intrauterine and intravaginal radium, followed by radical hysterectomy and pelvic lymphadenectomy; if the nodes are involved, they also receive external pelvic irradiation. During this period, 437 patients had Stage IB; the 5 year survival was 80.2% (not corrected). We focused our attention on lymphedema following such a method of treatment; of 402 patients operated upon, 23.4% developed lymphedema ranging from mild to moderate to severe; 20 patients (5%) had severe lymphedema; factors involved are analyzed.

Adenocarcinoma↗

Postoperative irradiation and chemotherapy in patients with advanced ovarian cancer.

Two groups of patients with stage III ovarian carcinoma were selected for a randomized clinical trial. The first group consisted of 157 patients who had radical surgery at their first laparotomy, the second group consisted of 145 patients with inoperable disease. The aim of the trial was to compare the results of maximum external megavoltage irradiation, 5 000 rads, to a large abdominal field, with the results of a reduced dose, 3 000 rads, immediately followed by chemotherapy with an alkylating agent (Thio-tepa). In none of the groups, did maximum radiotherapy prove superior to the schedule of a reduced dose combined with chemotherapy. The less costly and time saving combined treatment was better tolerated than irradiation alone. Histological tumour type did not influence the prognosis in these advanced cases where spread was found outside the true pelvis.

Clinical Trials as Topic↗

Preoperative irradiation in stage III carcinoma of the ovary.

A series of 456 patients with malignant epithelial tumours of the ovary clinical stage III is presented. Of these, 96 were initially inoperable, and 49 had a clinical diagnosis of inoperable disease at the first examination. After 3000 rads external highvoltage irradiation it was found possible to remove the primary tumour, the uterus and the omentum in 36 (38%) of the previously inoperable patients. Of the 49 patients who had only a clinical diagnosis of inoperability, only four were inoperable at laparotomy performed three weeks after completion of 3000 rads external radiotherapy. The five year survival rate for the whole series was 16%.

Female↗

Long-term followup of 1121 cases of carcinoma in situ.

A series of 1121 patients with carcinoma in situ have been followed for 5 to 25 years. Recurrences of in situ lesions and development of invasive cancer wwere found, often many years after treatment. Thereapeutic conization was performed in 795 patients, of which 19 (2.3%) had recurrent carcinoma in situ and 7 patients (0.9%) developed invasive cancer. The corresponding figures for 238 patients treated with hysterectomy were, respectively, 3 (1.2%) and 5 (2.1%). The invasive lesions appeared after treatment several years later than the in situ lesions. It is stressed that women having once had in situ carcinoma of the cervix will always be at some risk, and therefore should be carefully followed for a much longer time than the conventional 5 years. Of 42 cases of preinvasive carcinoma extending to the border of the surgical specimen in which conization was performed, 25 were not immediately treated but only observed. Four of these patients developed recurrence from 2 to 6 years after treatment, while 21 are well after a followup period of between 5 and 15 years.

Adult↗