C1 inhibitor deficiency (hereditary angioedema [HAE]) is a rare disorder for which there is a
lack of consensus concerning diagnosis, therapy, and management, particularly in Canada. …

• Seventeen patients, constituting 12.1% of 140 consecutively seen cases of chronic urticaria,
demonstrated thyroid autoimmunity with thyroid microsomal antibodies (TMAs) in serum …

Toxicogenic and psychogenic theories have been proposed to explain idiopathic environmental
intolerance (IEI). Part 2 of this article is an evidence-based causality analysis of the …

From a pool of 624 patients with idiopathic chronic urticaria and angioedema, 90 patients had
evidence of associated thyroid autoimmunity (TA). Since the number expected by chance …

Idiopathic environmental intolerance (IEI) is a descriptor for a phenomenon that has many
names including environmental illness, multiple chemical sensitivity and chemical intolerance. …

Whether multiple chemical sensitivity (MCS) is an organic disease initiated by environmental
exposure or a psychologic disorder is a subject of controversy. The identification of …

Forty-five patients with classic food-allergic symptoms and/or subjective food-related complaints
not traditionally associated with food allergy underwent evaluation. On the basis of a …

We compared respiratory variables in 441 grain elevator workers and 180 civic outside
laborers in Thunder Bay. The grain handlers had a lower frequency of both positive skin …

A videotape educational program was produced for use in adults with asthma. The program
provided an overview of lung function, the physiologic abnormalities and treatment of asthma…

The standardized records of 144 asthmatic patients have been analyzed to determine
whether the severity of their condition was correlated with the presence or absence of positive …