Metabolic Flashcards
Dx Diabetes inspidious
Results:
Water deprivation test
Normal: Concentrate urine to save water
In DI: still dilute urine
Tx DI
Give isotonic and D5W for free water replacement
DDVAP
SIADH Tx
Fluid restrict
High solute diet
Loop diuretic
Hypothryoidism Antibodies/Autoimmune
Antityroid Peroxidase
Antithyroglobulin
Hyperthyroidism Antibodies
Thryoid Stimulating Ab or TSHR- Ab
Hyperthyroidism Tx
Beta block, antihyroidd- methimazole
Calcium and Ph in vitamin D deficiency
Both low
Calcium and Pho in HypoPTH
Calcium low, Phosphours is high
Immobility does what with calcium?
Increase calcium by increase in osteoclasts
HyperPTH causes what to phosphate and calcium
High calcium, low phosphate
Low aldosterone means what for Na/K+
Low Na, High K
Low aldosterone means primary adrenal insufficiency or low ACTH?
Primary, still normal aldosterone and electrolytes (besides glucose) in low ACTH
Low ACTH often from exogenous steroids
What should cortisol do with ACTH stim test?
Low dose ACTH for pit test
High dose ACTH for adrenal test
> 18-20
Physiologic steroids
Stress dose steroids
8-10
30-100 mg/m2
Most cases of Cushings are ACTH dependent?
Yes
