When you're not mentally fit, it can be difficult to perform complex tasks well.
But such "what-if" planning typically requires massive computation, which can be difficult to perform on the fly.
However, because total arch replacement is extremely invasive, it can be difficult to perform in some patients.
Conventional imaging can be difficult to perform if the space between the object and observer is filled with turbid media, like mist or muddy water.
In addition, with set time limits to complete the test and myriad ways to interpret the colors, experts say field-testing can be difficult to perform, especially under the often-stressful conditions of police work.
Although these tests can be difficult to perform in practice, they are cost effective and important; the disorder affects patients' quality of life, socioeconomic status, and driving ability and increases their risk for falls and the development of OHE.
However, IOI using a conventional manual IOI needle might be difficult to perform during resuscitation [29].
Patients with acute fracture would be difficult to perform the required scanning.
Second, because of bile staining and severe inflammation, a definitive procedure can be difficult to perform during emergency exploratory laparotomy.
For practical reasons, it will be difficult to perform (eco toxicity tests for each produced or imported ENM.
Because ultrasound may be difficult to perform in these patients, MRI may be performed first to exclude rotator cuff abnormalities.
