CMN 572 UNIT 3 EXAM 2025
ANSWER ALL QUESTIONS IN THIS SECTION
QUESTION 1
What are s/s of Cushing's Syndrome? - ANSWERS-central obesity, cervical fat
pad (buffalo hump), moon face
QUESTION 2
What lab findings are associated with Cushing's Syndrome? - ANSWERS-
increased serum glucose, cortisol levels (measured by 24 hr urine free cortisol
serum cortisol levels, or salivary cortisol levels)
decreased bone density, K+
QUESTION 3
What diagnostic test is used to identify Cushing's syndrome? - ANSWERS-
Dexamethasone suppression test
QUESTION 4
Most patients on daily steroids for over __-__ weeks will have some degree of
hypothalamic-pituitary adrenal supression - ANSWERS-2-4
END OF
PAGE 1
, CMN 572 UNIT 3 EXAM 2025
QUESTION 5
What should patients with Cushing's disease be supplemented with? - ANSWERS-
Calcium/Vitamin D
QUESTION 6
What is Addison's disease and what are the most common causes? - ANSWERS-
chronic adrenocortical insufficiency usually caused by auto-immune destruction of
the adrenals or TB
QUESTION 7
Secondary adrenal insufficiency can occur after what? - ANSWERS-abrupt
discontinuation of corticosteroids used for a long period of time
QUESTION 8
What are S/S of Addison's Disease? - ANSWERS-anorexia, N/V, diarrhea, sparse
axillary hair, hypotension
END OF
PAGE 2
, CMN 572 UNIT 3 EXAM 2025
QUESTION 9
What lab findings are associated with Addison's Disease? - ANSWERS-decreased
NA+
increased K+, Ca+, BUN, serum ACTH levels
Anemia with eosinophils, neutrophils, and lymphocytes
Plasma cortisol levels are low and fail to rise after administration of corticotropin
QUESTION 10
What is the most important environmental factor causing insulin resistance? -
ANSWERS-obesity
QUESTION 11
What are the most frequent side effects of metformin? - ANSWERS-GI symptoms
QUESTION 12
All GLP-1 receptor agonists are associated with increased risk of what? -
ANSWERS-pancreatitis
END OF
PAGE 3
, CMN 572 UNIT 3 EXAM 2025
QUESTION 13
What is the easiest screening test for Cushings syndrome? - ANSWERS-
dexamethasone suppression test
QUESTION 14
What confirmatory test is used to diagnose Cushings in a patient with an abnormal
dexamethasone suppression test? - ANSWERS-24-hour urinary free cortisol and
creatnine
QUESTION 15
What is the most common cause of hyperthyroidism? - ANSWERS-Grave's
Disease ( a chronic autoimmune disorder)
QUESTION 16
Describe the work-up for hyperthyroidism - ANSWERS-first order TSH, if low
then order serum free T3 and T4. If high, order thyroid-stimulating
immunoglobulin to confirm if cause is Grave's disease
END OF
PAGE 4
ANSWER ALL QUESTIONS IN THIS SECTION
QUESTION 1
What are s/s of Cushing's Syndrome? - ANSWERS-central obesity, cervical fat
pad (buffalo hump), moon face
QUESTION 2
What lab findings are associated with Cushing's Syndrome? - ANSWERS-
increased serum glucose, cortisol levels (measured by 24 hr urine free cortisol
serum cortisol levels, or salivary cortisol levels)
decreased bone density, K+
QUESTION 3
What diagnostic test is used to identify Cushing's syndrome? - ANSWERS-
Dexamethasone suppression test
QUESTION 4
Most patients on daily steroids for over __-__ weeks will have some degree of
hypothalamic-pituitary adrenal supression - ANSWERS-2-4
END OF
PAGE 1
, CMN 572 UNIT 3 EXAM 2025
QUESTION 5
What should patients with Cushing's disease be supplemented with? - ANSWERS-
Calcium/Vitamin D
QUESTION 6
What is Addison's disease and what are the most common causes? - ANSWERS-
chronic adrenocortical insufficiency usually caused by auto-immune destruction of
the adrenals or TB
QUESTION 7
Secondary adrenal insufficiency can occur after what? - ANSWERS-abrupt
discontinuation of corticosteroids used for a long period of time
QUESTION 8
What are S/S of Addison's Disease? - ANSWERS-anorexia, N/V, diarrhea, sparse
axillary hair, hypotension
END OF
PAGE 2
, CMN 572 UNIT 3 EXAM 2025
QUESTION 9
What lab findings are associated with Addison's Disease? - ANSWERS-decreased
NA+
increased K+, Ca+, BUN, serum ACTH levels
Anemia with eosinophils, neutrophils, and lymphocytes
Plasma cortisol levels are low and fail to rise after administration of corticotropin
QUESTION 10
What is the most important environmental factor causing insulin resistance? -
ANSWERS-obesity
QUESTION 11
What are the most frequent side effects of metformin? - ANSWERS-GI symptoms
QUESTION 12
All GLP-1 receptor agonists are associated with increased risk of what? -
ANSWERS-pancreatitis
END OF
PAGE 3
, CMN 572 UNIT 3 EXAM 2025
QUESTION 13
What is the easiest screening test for Cushings syndrome? - ANSWERS-
dexamethasone suppression test
QUESTION 14
What confirmatory test is used to diagnose Cushings in a patient with an abnormal
dexamethasone suppression test? - ANSWERS-24-hour urinary free cortisol and
creatnine
QUESTION 15
What is the most common cause of hyperthyroidism? - ANSWERS-Grave's
Disease ( a chronic autoimmune disorder)
QUESTION 16
Describe the work-up for hyperthyroidism - ANSWERS-first order TSH, if low
then order serum free T3 and T4. If high, order thyroid-stimulating
immunoglobulin to confirm if cause is Grave's disease
END OF
PAGE 4
