6-8. Case A: A 58-year-old male has been a smoker for many years. Recently he has experienced a worsening of her cough, loss of appetite, malaise, muscle weakness, weight loss and memory loss. An x-ray of the chest showed a 3-cm proximal right hilar mass. Lab results were as follows: Test Sodium Patient's Result 136 3.8 108 Potassium Chloride CO₂ Glucose BUN 30 96 27 Creatinine 1.3 Calcium, total 16.8 Albumin 3.4 PTH 1.1 Reference Range 135-145 mmol/L 3.5-5.0 mmol/L 98-110 mmol/L 24-32 mmol/L 75-100 mg/dL 5-25 mg/dL 0.6-1.2 mg/dL 8.5-10.5 mg/dL 3.5-4.8 g/dL 11-54 pg/mL Is the patient's hypercalcemia a result of his abnormal parathyroid hormone level? Explain your answer. Based on the history thus fahuwhat additional laboratory test is indicated and why? What is the expected result of this test (low, normal or high)?

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
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6-8. Case A: A 58-year-old male has been a smoker for many years. Recently
he has experienced a worsening of her cough, loss of appetite, malaise,
muscle weakness, weight loss and memory loss.
An x-ray of the chest showed a 3-cm proximal right hilar mass.
Lab results were as follows:
Test
Sodium
Patient's Result
136
3.8
108
30
96
27
Creatinine
1.3
Calcium, total 16.8
Albumin
3.4
PTH
1.1
Potassium
Chloride
CO₂
Glucose
BUN
Reference Range
135-145 mmol/L
3.5-5.0 mmol/L
98-110 mmol/L
24-32 mmol/L
75-100 mg/dL
5-25 mg/dL
0.6-1.2 mg/dL
8.5-10.5 mg/dL
3.5-4.8 g/dL
11-54 pg/mL
is the patient's hypercalcemia a result of his abnormal parathyroid hormone
level? Explain your answer.
Based on the history thus fhuwhat additional laboratory test is indicated and
why? What is the expected result of this test (low, normal or high)?
Transcribed Image Text:6-8. Case A: A 58-year-old male has been a smoker for many years. Recently he has experienced a worsening of her cough, loss of appetite, malaise, muscle weakness, weight loss and memory loss. An x-ray of the chest showed a 3-cm proximal right hilar mass. Lab results were as follows: Test Sodium Patient's Result 136 3.8 108 30 96 27 Creatinine 1.3 Calcium, total 16.8 Albumin 3.4 PTH 1.1 Potassium Chloride CO₂ Glucose BUN Reference Range 135-145 mmol/L 3.5-5.0 mmol/L 98-110 mmol/L 24-32 mmol/L 75-100 mg/dL 5-25 mg/dL 0.6-1.2 mg/dL 8.5-10.5 mg/dL 3.5-4.8 g/dL 11-54 pg/mL is the patient's hypercalcemia a result of his abnormal parathyroid hormone level? Explain your answer. Based on the history thus fhuwhat additional laboratory test is indicated and why? What is the expected result of this test (low, normal or high)?
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