Mebendazole and thiabendazole are benzimidazole compounds used in the treatment of parasitic infections. Patients with asthma who have immigrated from areas endemic with Strongyloides may have exacerbations of their asthma with Strongyloides mi­gration up the tracheobronchial tree. These patients may be treated with theophylline and if Strongyloides is found in stool or sputum specimens, thiabendazole [...]

The perfusion lung scan was of substantial clinical utility in our setting; 36 percent of patients referred with suspected pulmonary embolism had normal lung scans. These patients were spared further investigation and treatment for venous thromboembolism. The frequency of normal perfusion scans in patients with suspected pulmonary embolism ranges from 13 to 49 percent. The [...]