Question

Clinical Lab

Mr. L. Cage visits his physician due to a difficult time with various symptoms. He reports being in generally good health and an active jogger, until about two weeks ago. He began experiencing fatigue, as well as some respiratory symptoms. The respiratory symptoms are controllable by over the counter allergy medications, but the fatigue has been g worse. Around a week ago Mr. Cage noted that the fatigue got particularly acute while jogging. He's avoided jogging, but this past weekend he fell asleep during religious services, despite a full night's sleep the night before. He reports falling asleep during the services as never having happened before. Mr. Cage reports waking up tired, and does not notice the fatigue getting much better or worse during the day rowing steadily below: A CBC with the following results is RBC: 3.05 x 10/uL WBC: 3.7 x 10% ul. Hgb: 9.4 g/dL Hct: 27.8% PLT: 132 x 10/uL Reticulocytes : 0.3% (reference range is 0.5-2.0%) A picture of the peripheral smear is below: 00% 0go0 1. Identify all CBC results that are out of reference range, indicating which are above or below the reference range 2. What are critical values associated with RBC Count, Hgb, and Hct? Hint: You will not find that information in the textbook, but will instead need to look for published values 3. Calculate the MCV, MCH, and MCHC 4. How are retic counts performed? 5. What is the significance of Mr. Cage's retic count?

Answer 1