For these patients new modalities of second-line therapy are urgently warranted.
Ultrasound and computed tomography (CT) are modalities of first choice in renal imaging.
Since bony sinus anatomy can be best depicted by CT, CT is often the imaging modality of first choice [15].
Plain radiography is widespread, cost-effective and panoramic, thus often representing the imaging modality of first choice for the evaluation of painful heel.
As an inexpensive, quick and dynamic imaging technique that also provides high-resolution depiction of the PF and comparison with the contralateral side, ultrasound should be considered the modality of first choice for assessing PF disorders.
On the contrary, the modality of first dialysis did not exert a significant effect on both components.
Multiplanar capability and superior tissue contrast make magnetic resonance imaging (MRI) the modality of first choice in the evaluation and follow-up of brucellar spondylodiskitis [ 5, 6].
When cure can be expected, surgical resection is the therapeutic modality of first choice (Akoh and McIntyre, 1992; Devesa et al, 1998).
Conventional radiography is not an imaging modality of first choice in the diagnosis of lumbar spinal stenosis and studies on this method were not included in the review.
Capsule endoscopy (CE), introduced in 2000, has become established as the examination modality of first choice for the investigation of OGIB [ 3- 6] and other small bowel abnormalities [ 7- 10].
Multislice CT (MSCT) is often considered the modality of first choice for the distant staging of colorectal cancer (e.g. the detection of metastatic spread to the liver and/or lungs).
