Coal-Tar and Chronic Eczema.

Tar Ointment in Chronic Eczema

By Surgeon B. D. BASU, i.m.s. Case 1.?Lance Naik I. Gr. had been suffering from eczema of palms of both hands and heel of left foot for a long time before he came under my observation. His medical history sheet showed several admissions in hospital for eczema of the palms for a period extending over a year. Zinc, iodoform, vaseline, &c., locally had been tried before. When he came to me, I trie...

Coal tars and coal tar pitches.

Numerous studies, mostly case reports, have found that occupational exposure to coal tars or coal-tar pitches (coal-tar distillates) is associated with skin cancer, including scrotal cancer; workers in these studies have included patent-fuel (coal-briquette) workers, pitch loaders, workers in electrical trades, and optical-lens polishers (IARC 1985, 1987). A 1946 study in the United Kingdom fou...

No increased risk of cancer after coal tar treatment in patients with psoriasis or eczema.

Coal tar is an effective treatment for psoriasis and eczema, but it contains several carcinogenic compounds. Occupational and animal studies have shown an increased risk of cancer after exposure to coal tar. Many dermatologists have abandoned this treatment for safety reasons, although the risk of cancer after coal tar in dermatological practice is unclear. This large cohort study included 13,2...

Cold Applied Coal Tar Paints

Coal Tar Analysis by Lc/ms

The production of liquids from coal gives rise to complex intermediates which require detailed analysis to understand the processes occurring and to make effective use of the products. Analysis has hitherto been based on structural parameters from NMR methods (1) to give the average characteristics of the sample, supplemented by molecular information from GC and GC/MS. The gas chromatographic a...