Sentence examples for Negative laboratory from inspiring English sources

The negative laboratory results and the normal chest x-ray and thoracic CT suggested a kidney biopsy to confirm the diagnosis.

By definition, benign epilepsy syndromes occur in patients with no significant prenatal, perinatal, or postnatal complications, normal psychomotor development and negative laboratory and neuroimaging work-up, respond well to therapy, and remit without sequeale.

She was evaluated by otolaryngology and dermatology and had a negative laboratory evaluation including complete blood count, vitamin B1, B2, B6 and B12, magnesium, zinc, folate, ferritin, thyroid stimulating hormone and anti-nuclear antibody.

Furthermore, the histology and location of lesions usually in the head region, the absence of systemic manifestations and negative laboratory findings in these 14 cases supported the diagnosis of DLE rather than SCLE or SLE.

All eight had negative laboratory results.

†Participants with negative laboratory results but positive dog response.

Thus, selection bias may have affected our results if some cases died or recovered before diagnosis or if false-positive or false-negative laboratory findings were included.

Each of the 2 laboratories participated in quality control programs locally and internationally, and was monitored annually by a study monitor who reviewed all non-negative laboratory test results.

5 Screen-negative laboratory tests were defined by local reference ranges when not otherwise referenced.

Of 66 patients who had influenza-specific admission or discharge ICD-9 codes but negative influenza laboratory results, laboratory tests confirmed parainfluenza (n = 42), Haemophilus influenzae (n = 6; 1 with a positive blood culture and 5 with positive respiratory cultures), H. parainfluenzae (n = 1 wound infection), adenovirus (n = 1), and RSV (n = 2) infections.

However, if the home sleep study is negative, a laboratory sleep study should be performed.