hyperphosphatemia

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1278 U PO 4 1500 mg/day U PO 4 1500 mg/day Decreased PO 4 excretion Hyperphosphatemia (S PO 4 5.2 mg/dl) Check U PO 4 Measure CrCI CrCI 25 ml/min CrCI 25 ml/min Ca 8.5 mg/dl Ca 8.5-10.4 mg/dl PTH 29 pmol/L PTH 29-81 pmol/L Decreased filtration Decreased tubular clearance Check Ca Check Ca Acute renal failure Chronic renal failure Cortical hyperostosis Familial hyperphosphatemia Respiratory acidosis Pseudohypoparathyroidism Abnormal PTH Multiple myeloma Hyperthyroidism Acromegaly Postmenopausal Hormonal Nonhormonal Volume contraction Mg deficiency Hyperthermia Tumor calcinosis Hypoparathyroidism Redistribution of phosphorus Increased phosphorus load Check HCO 3 - HCO 3 - 22 mEq/L HCO 3 - 22 mEq/L Anion gap 8-13 Anion gap 13 Miscellaneous causes Acidosis Check LDH, UA, CPK Cell destruction Cutaneous Enteral Parenteral Check anion gap Lactic acidosis Diabetic ketoacidosis Tissue ischemia CPK 110 mg/dl LDH 220 mg/dl UA 7.5 mg/dl PO 4 intake Vit D intoxication Transfusion of stored blood Intravenous PO 4 White phosphorus burns Leukemia Lymphoma Replacement therapy PO 4 -containing laxatives or enemas Etidronate disodium Rhabdomyolysis Hyperpyrexia Hemolysis Neoplastic Tumor lysis syndrome FIGURE 3-166 Approach to hyperphosphatemia. CT, Computed tomography; MRI, magnetic resonance imaging; T, thyroxine; TSH, thyroid-stimulating hormone. (From Healey PM: Common medical diagnosis: an algorithmic approach, ed 3, Philadelphia, 2000, WB Saunders.) HYPERPHOSPHATEMIA ICD-9CM # 995.5 Child Maltreatment Syndrome Hyperphosphatemia

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Page 1: Hyperphosphatemia

1278

UPO4 �1500 mg/day

UPO4 �1500 mg/day

DecreasedPO4 excretion

Hyperphosphatemia(SPO4 �5.2 mg/dl)

CheckUPO4

MeasureCrCI

CrCI �25 ml/min

CrCI �25 ml/minCa �8.5 mg/dl

Ca 8.5-10.4 mg/dl

PTH �29 pmol/L

PTH 29-81 pmol/L

Decreased filtration

Decreased tubularclearance

CheckCa

CheckCa

Acute renal failureChronic renal failure

Cortical hyperostosisFamilial hyperphosphatemia

Respiratory acidosis

PseudohypoparathyroidismAbnormal PTHMultiple myeloma

HyperthyroidismAcromegalyPostmenopausal

Hormonal

Nonhormonal

Volume contractionMg deficiencyHyperthermiaTumor calcinosis

Hypoparathyroidism

Redistribution of phosphorus

Increasedphosphorus load

CheckHCO3

HCO3� �22 mEq/L

HCO3� �22 mEq/L

Anion gap 8-13

Anion gap �13

Miscellaneous causes

Acidosis

CheckLDH,UA,CPK

Cell destruction

Cutaneous

Enteral

Parenteral

Checkaniongap

Lactic acidosisDiabetic ketoacidosisTissue ischemia

CPK �110 mg/dlLDH �220 mg/dlUA �7.5 mg/dl

PO4 intakeVit D intoxication

Transfusion of stored bloodIntravenous PO4

White phosphorus burns

LeukemiaLymphoma

Replacement therapyPO4-containing laxatives or enemasEtidronate disodium

RhabdomyolysisHyperpyrexiaHemolysisNeoplasticTumor lysis syndrome

FIGURE 3-166 Approach to hyperphosphatemia. CT, Computed tomography; MRI, magnetic resonance imaging; T, thyroxine; TSH, thyroid-stimulating hormone. (From Healey PM: Common medical diagnosis: an algorithmic approach, ed 3, Philadelphia, 2000, WB Saunders.)

HYPERPHOSPHATEMIA ICD-9CM# 995.5 Child Maltreatment Syndrome

Hyperphosphatemia