1. Diabetes insipidus - ▪ Deficiency of ADH resulting in large volumes of dilute urine ▪ A disorder of the posterior pituitary gland 2. Posterior Pituitary Gland: Diabetes Insipidus: - They are losing a lot of water: • polyuria • polydipsia • dehydration • fluid/electrolyte imbalance remember! your s/s are going to look like dehydration 3. Pheochromocytoma - never palpate or can give pt a massive rush of catecholamines (epinephrine) ▪ Do not smoke ▪ Do not drink caffeine ▪ Do not change position suddenly Any of the above can cause a hypertensive crisis (closely monitor their BP!) 4. Hypothyroidism - INCREASED ▪ TSH ▪ Serum thyroglobulin level (Thyroid Cancer) DECREASED ▪ T3, T4 5. (Thyroid Cancer) test - ▪ Serum thyroglobulin level 6. Hyperthyroidism aka Grave's disease - INCREASED ▪ T3, T4 DECREASED ▪ TSH 7. ____________ is an autoimmune disorder where Beta cells are destroyed