Nephrology: Causes of Nonresponse

17 Questions

What is the primary cause of low ADH levels in Central Diabetes Insipidus?

Damage to the hypothalamus or pituitary gland

What is the term for the process of re-absorbing substances into the body?

Reabsorption

What is the term for the type of dehydration characterized by water loss and an increase in electrolytes?

Hypertonic dehydration

What is the result of a lack of ADH production in the hypothalamus?

Polyuria and hypertonic dehydration

Which type of diabetes insipidus is characterized by the DCT not responding to ADH's instructions to reabsorb water?

Nephrogenic Diabetes Insipidus

What is the cause of polyuria in Nephrogenic Diabetes Insipidus?

Non-response of the DCT to ADH

What is a cause of nephrogenic diabetes insipidus?

Lithium toxicity

What is a potential complication of sickle cell anemia?

Sickle cell nephropathy

What is a cause of gestational diabetes insipidus?

Placental production of vasopressinase

What is a characteristic symptom of diabetes insipidus?

Polydipsia

What is a common laboratory finding in diabetes insipidus?

Hypernatremia

What is the main cause of diabetes insipidus?

Tumors at the hypothalamus or pituitary gland

What is a risk factor for acute kidney injury?

All of the above

What is the function of osmoreceptors in the body?

To detect water pressure in the body

Which hormone is involved in milk production in mammary glands?

PRL

What is another name for antidiuretic hormone?

Vasopressin

What is the result of high blood osmolarity in the body?

The blood is concentrated and 'thick'

Test your knowledge on the causes of nonresponse, including inherited defects, medications, and medical conditions. Learn about the effects of lithium, foscarnet, and clozapine on the kidneys, as well as the impact of sickle cell anemia. Evaluate your understanding of these important concepts in nephrology.

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