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Biomedical subjects

R E Bellet

Publications and source records attributed to R E Bellet.

34 records · Page 2Linked to original sources

A Phase II study of autologous irradiated tumor cells plus BCG in patients with metastatic malignant melanoma.

Eighteen patients with surgically incurable metastatic malignant melanoma were treated with a mixture of irradiated (15,000 rads) autologous tumors cells (1-2 X 10(8)) and BCG (Glaxo, 2-4.5 X 10(6) organisms), which was injected intradermally (in five divided doses) every 2 weeks (X5). Four of 18 (22%) evaluable patients achieved objective remissions. It is concluded that this treatment regimen does not have general clinical application because the remissions were infrequent, of shor duration (median, 3 months) and occurred only in patients with minimal, nonvisceral tumor burdens.

Adult↗

The phase II evaluation of Bacillus Calmette-Guerin plus megestrol acetate in patients with metastatic renal adenocarcinoma.

The case is reported of a patient with pulmonary metastases from a renal adenocarcinoma who experienced subjective improvement and objective tumor regression on Bacillus Calmette-Guerin (BCG) and megestrol acetate therapy. In a subsequent Phase II trial, no objective responses were noted among 15 patients treated with megestrol acetate (160 mg/day X 56 days) and BCG (five immunizing doses intradermally, every 2 weeks X 5). It is concluded that this treatment regimen is not clinically useful in patients with metastatic renal adenocarcinoma.

Administration, Oral↗

Regression of pulmonary metastatic disease associated with intralesional BCG therapy of intracutaneous melanoma metastases.

A 77-year-old white man with 64 intracutaneous melanoma metastases and a pulmonary metastatic deposit was treated with immunotherapy. Over an 8-month period, 17 intracutaneous lesions were inoculated with BCG. All 17 injected lesions and all 47 uninjected intracutaneous lesions resolved; no new nodules appeared and the pulmonary metastasis regressed (greater than 50%). This is the first documented case of a pulmonary metastatic focus responding to intralesional BCG therapy of intracutaneous metastases.

Aged↗