A patient’s blood pressure average is 240/120. You should tell them to go to their doctor, give him/her a blood pressure consultation form and  reschedule him or her since he/she is at risk for:

Which testing method is used for HLA phenotyping?

What is considered confidential under the HIPAA rule?

All diabetic patient must ALWAYS be asked:

Which of the following tumor markers is used to test for breast cancer only?

An acceptable regimen for prevention of infective endocarditis is:

Which of the following tumor markers is used to test for colorectal, breast, or lung cancer? 

At SPC we take a radial pulse on all patients,  this is located:

Which laboratory finding is associated with multiple sclerosis?

A 1-year-old boy is evaluated for a suspected immune deficiency. He has a history since birth of eczema, recurrent rashes, and diarrhea. His white blood cell (WBC) count is 6.75/uL (normal values: 5.0–10.8 × 103 uL) with a normal differential. His platelet count is 35,000 (normal values: 150,000–350,000/uL), and the platelets are small. His IgG is 750 mg/dL (normal values: 600–1,500 mg/dL); IgM is 30 mg/dL (normal values; 75–150 mg/dL); IgA is 475 mg/dL (normal values: 50–125 mg/dL); IgE is 750 mg/dL (10–50 mg/dL). The boy’s blood is typed as O-positive, and he does not have anti-A or anti-B antibodies. Flow cytometry performed on his blood shows 11% CD19 (normal values: 5%–20%) and 50% CD3 cells (normal values: 60%–80%) with a normal ratio of CD4:CD8. T-cell function tests are abnormal. This boy most likely has: