Sentence examples for they rarely cause from inspiring English sources

Without complication they rarely cause symptoms, but they may become the site of thrombophlebitis with inflammatory changes and the production of emboli in the peripheral circulation.

There are scorpions along the East Coast, and though their stings can be quite painful, they rarely cause symptoms beyond the area where the toxin was injected.

They rarely cause community-acquired infections and are more common in tropical countries [21].

More than 40 simian immunodeficiency viruses, or SIVs, infect African primates, yet they rarely cause disease.

Loop diuretics increase calciuria, which would reduce bone mineral density and increase vertebral fracture risk, but they rarely cause hyponatremia.

Although spinal neurofibromas occur in up to 40% of patients with NF1, they rarely cause neurologic sequelae, especially in the young.

Whilst usually asymptomatic, they may rarely cause GI haemorrhage, obstruction or act as a lead point of an intussusception.

Although endonasal anatomic variations occur frequently, they only rarely cause trouble in gaining access to the sellar region and, therefore, can be dealt with by the experienced pituitary surgeon in practically all cases.

Duplication cysts rarely cause intrauterine intestinal occlusion; however, they may cause intestinal occlusion or abdominal pain after birth, due to volvulus, invagination, or bleeding of the cyst.

Bacteria rarely cause disease outbreaks in ferret populations, but they do cause disease in individual ferrets (7 – 9 ).

These cysts rarely cause trouble and are usually removed only if they get too large or cause pain.