54. Arthritis
Gout, 274.9 Osteoarthritis, 715.9 Rheumatoid arthritis, 714.0 OSTEOARTHRITIS I. Definition A. Osteoarthritis (OA) is a progressive joint disorder that is characterized by slow destruction of the normal collagen architecture, which…
53. Diabetes Insipidus
Diabetes insipidus, 253.5 I. Definition A. Polyuric syndrome that results from a deficiency of or insensitivity to antidiuretic hormone (ADH), causing volume depletion related to inability to concentrate urine B….
52. Syndrome of Inappropriate Antidiuretic Hormone
Syndrome of inappropriate antidiuretic hormone, 253.6 I. Definition/etiology A. A grouping of symptoms that result from secretion of antidiuretic hormone (ADH) independent of volume-dependent stimulation or osmolality B. ADH is…
50. Primary Adrenocortical Insufficiency (Addison’s Disease) and Adrenal Crisis
Adrenal crisis (acute adrenal insufficiency), 255.4 I. Definition A condition characterized by a deficiency of cortisol, androgens, and aldosterone as the result of destruction of the adrenal cortices II. Incidence/predisposing…
51. Pheochromocytoma
Pheochromocytoma, 194.0 I. Definition/general comments A. A rare but serious condition 1. Results from excessive catecholamine release (norepinephrine and epinephrine), usually from an adrenal medullary tumor 2. Characterized by paroxysmal…
49. Cushing’s Syndrome
Cushing’s syndrome, 255.0 I. Definition/general comments A. Group of symptoms resulting from hypercortisolism due to numerous causes B. Excess adrenocorticotropic hormone (ACTH) secretion by the pituitary accounts for 90% of…
48. Thyroid Disease
Hyperthyroidism (thyrotoxicosis), 242.90 Hypothyroidism (myxedema coma), 244.9 Thyroid storm (thyrotoxic crisis), 242.91 HYPERTHYROIDISM (THYROTOXICOSIS) I. Definition A condition of excess secretion of thyroxine (T4) and triiodothyronine (T3) resulting from a…
46. Diabetes Mellitus
Diabetes mellitus, 250.00 Type 1 diabetes mellitus, 250.01 Type 2 diabetes mellitus, 250.02 DIABETES MELLITUS: OVERVIEW OF PRINCIPLES I. Definition A. A group of metabolic diseases resulting from a breakdown…
45. Nephrolithiasis
Renal calculi—nephrolithiasis, 592.0 RENAL CALCULI—NEPHROLITHIASIS I. Definition A. Condition in which one or more stones are present in the pelvis or calyces of the kidney or in the ureter B….
43. Benign Prostatic Hyperplasia
Benign prostatic hypertrophy, 600.00 I. Definition A. Enlargement of the prostate gland; a condition commonly seen in men older than age 50 B. Progressive condition that can cause obstruction of…
