INHERITED DISORDERS OF VITAMIN D METABOLISM AND ACTIVITY Part of “CHAPTER 70 – DISORDERS OF CALCIUM AND BONE METABOLISM IN INFANCY AND CHILDHOOD“ Autosomal recessive 1α -hydroxylase deficiency (also known…
ABNORMAL SERUM CALCIUM Part of “CHAPTER 70 – DISORDERS OF CALCIUM AND BONE METABOLISM IN INFANCY AND CHILDHOOD“ Hypocalcemia is the most common disorder of mineral metabolism in the neonatal…
DISORDERS OF CALCIUM AND BONE METABOLISM IN INFANCY AND CHILDHOOD Thomas O. Carpenter ABNORMAL SERUM CALCIUM Related posts: DEFINITIONS THYROID-HORMONE RECEPTOR BINDING TO THYROID HORMONE RESPONSE ELEMENTS DISEASE-SPECIFIC VARIATION RADIATION…
EVALUATION PROTOCOL FOR PATIENTS WITH NEPHROLITHIASIS Part of “CHAPTER 69 – NEPHROLITHIASIS“ Related posts: DEFINITIONS THYROID-HORMONE RECEPTOR BINDING TO THYROID HORMONE RESPONSE ELEMENTS DISEASE-SPECIFIC VARIATION RADIATION AND THYROID CARCINOMA PHYSICAL…
STRUVITE STONES Part of “CHAPTER 69 – NEPHROLITHIASIS“ PATHOGENESIS Some bacteria, especially Proteus, Pseudomonas, Klebsiella, and Aerobactersp, possess urease, which is an enzyme that catalyzes the hydrolysis of urea to…
CYSTINE STONES Part of “CHAPTER 69 – NEPHROLITHIASIS“ PATHOGENESIS The only known cause of cystine stones is a hereditary defect of renal tubule transport that permits large amounts of cystine…
URIC ACID STONES Part of “CHAPTER 69 – NEPHROLITHIASIS“ PATHOGENESIS LOW URINE PH The main cause of increases in uric acid supersaturation is a low urine pH (Fig. 69-3). The…
CALCIUM STONES Part of “CHAPTER 69 – NEPHROLITHIASIS“ PATHOGENETIC FACTORS The factors critical to calcium stone formation are supersaturation and nucleation. Supersaturation of a solution occurs when a solution contains…
CLINICAL FEATURES OF STONE DISEASE Part of “CHAPTER 69 – NEPHROLITHIASIS“ TYPES OF KIDNEY STONES Kidney stones usually consist of calcium salts, uric acid, cystine,or struvite (magnesium ammonium phosphate). Each…
