A low and fixed specific gravity indicates:

Which healthy patient would be expected to have the highest CSF white blood cell count?

A physical and microscopic exam was performed on fluid removed from a knee joint effusion. Results are as follows:   Physical Exam Microscopic Exam Color = Pale Yellow WBCs = 555/uL Clarity = Clear RBCs = 1000/uL Viscosity = High Diff: 15% PMNs, 60% Monos, 25% Lymphs 1. List any result above that is considered abnormal. 2. What class of joint disorder (if any) would you place this fluid in?

Ghost cells are most likely seen in urine that is:

Review the following urinalysis results on a patient: Chemical Exam Strip Microscopic Exam SG = 1.020 5-10 WBC/hpf pH = 8.5 2-5 hyaline casts/lpf Blood = neg Many Uric Acid crystals/hpf Protein = neg LE = neg Nitrite = neg Glucose = neg Ketones = neg Bilirubin = neg  Ascorbic Acid = pos The chemical reagent strip does not seem to support the microscopic finding of WBCs. Explain the most likely explanation for this discrepancy (1 pt) Identify one other apparent discrepancy between the chemical and microscopic exams (1 pt.)  

Ribbon-like stools may indicate:

The glucose renal threshold level is 160-180 mg/dL. This represents the:

Which condition is associated with the greatest proteinuria?

Explain one way in which the microscopic exam can distinguish between viral and bacterial meningitis.

Which of the following would be the BEST “specimen of choice” for a complete urinalysis with culture?