2024
An infant developing hypercalcemia and hypophosphatemia due to the use of exclusively almond milk
Salama M, Tebben P, Al Nofal A. An infant developing hypercalcemia and hypophosphatemia due to the use of exclusively almond milk. Journal Of Pediatric Endocrinology And Metabolism 2024, 37: 375-379. PMID: 38414167, DOI: 10.1515/jpem-2023-0494.Peer-Reviewed Case Reports and Technical NotesMeSH KeywordsAnimalsCalciumCalcium, DietaryCattleCreatinineFemaleHumansHypercalcemiaHypophosphatemiaInfantMineralsParathyroid HormonePhosphorusPrunus dulcisConceptsParathyroid hormoneCreatinine ratioUrine calcium-to-creatinine ratioHistory of biliary atresiaCalcium to creatinine ratioMonths prior to presentationAlmond milkCow's milk allergyMilk consumptionMonths of ageSevere hypercalcemiaBiliary atresiaAlternative to cow milkCow's milkD levelsLiver transplantationPlant-based milk alternativesCase reportInitial managementIntravenous fluidsMilk allergyHypercalcemiaMineral contentCalcium concentrationHypophosphatemia
2022
Hypophosphatemia: A Practical Guide to Evaluation and Management
Tebben P. Hypophosphatemia: A Practical Guide to Evaluation and Management. Endocrine Practice 2022, 28: 1091-1099. PMID: 35940468, DOI: 10.1016/j.eprac.2022.07.005.Peer-Reviewed Original ResearchMeSH KeywordsBone and BonesFibroblast Growth FactorsHumansHypophosphatemiaOsteomalaciaParathyroid HormonePhosphatesConceptsClinical manifestationsNormal phosphate homeostasisParathyroid hormoneFibroblast growth factorFunction of phosphateRange of symptomsCell membrane integrityEnzyme functionGrowth factorPhosphate balanceSkeletal mineralizationMembrane integrityChronic causesGastrointestinal tractPhosphate homeostasisDiverse rolesEnergy homeostasisHypophosphatemia
2021
Progression of PTH Resistance in Autosomal Dominant Pseudohypoparathyroidism Type Ib Due to Maternal STX16 Deletions
Kiuchi Z, Reyes M, Hanna P, Sharma A, DeClue T, Olney R, Tebben P, Jüppner H. Progression of PTH Resistance in Autosomal Dominant Pseudohypoparathyroidism Type Ib Due to Maternal STX16 Deletions. The Journal Of Clinical Endocrinology & Metabolism 2021, 107: e681-e687. PMID: 34477200, PMCID: PMC8899049, DOI: 10.1210/clinem/dgab660.Peer-Reviewed Original ResearchConceptsAutosomal dominant pseudohypoparathyroidism type IbSTX16 deletionPseudohypoparathyroidism type IbParathyroid hormoneYears of ageAD-PHP1BDisease-causing variantsFemale carriersMeasurement of parathyroid hormoneGNAS exon A/BPretreatment laboratory resultsElevated PTH levelsParathyroid hormone resistanceParathyroid hormone levelsSerum calcium levelsThyrotropin (TSHType IbExon A/BOvert hypocalcemiaPTH resistancePTH levelsTSH levelsCalcium abnormalitiesPrompt treatmentLoss of methylationBasal Ganglia Calcification Is Associated With Local and Systemic Metabolic Mechanisms in Adult Hypoparathyroidism
Zavatta G, Tebben P, McCollough C, Yu L, Vrieze T, Clarke B. Basal Ganglia Calcification Is Associated With Local and Systemic Metabolic Mechanisms in Adult Hypoparathyroidism. The Journal Of Clinical Endocrinology & Metabolism 2021, 106: 1900-1917. PMID: 33788935, DOI: 10.1210/clinem/dgab162.Peer-Reviewed Original ResearchConceptsLow serum calciumBasal ganglia calcificationSerum calciumChronic hypoparathyroidismNonsurgical patientsSerum phosphorusAssociated with lower serum calciumComputed tomographyDecreased serum parathyroid hormoneRetrospective review of medical recordsReview of medical recordsSerum parathyroid hormoneAssociated with soft tissue calcificationSex-matched controlsAssociated with greater volumeDuration of treatmentCase-control studyDistribution of calcificationSoft tissue calcificationIncreased serum phosphorusCalcium/phosphate ratioCT headRetrospective reviewParathyroid hormoneImaging findings
2020
Hypercalcemia in Children Using the Ketogenic Diet: A Multicenter Study
Hawkes C, Roy S, Dekelbab B, Frazier B, Grover M, Haidet J, Listman J, Madsen S, Roan M, Rodd C, Sopher A, Tebben P, Levine M. Hypercalcemia in Children Using the Ketogenic Diet: A Multicenter Study. The Journal Of Clinical Endocrinology & Metabolism 2020, 106: e485-e495. PMID: 33124662, PMCID: PMC7823241, DOI: 10.1210/clinem/dgaa759.Peer-Reviewed Original ResearchConceptsAcute hypercalcemiaKetogenic dietLevels of 1,25-dihydroxyvitamin DLow levels of parathyroid hormoneLevels of parathyroid hormoneLow alkaline phosphatase levelMulticenter case seriesImpaired renal functionCohort of patientsResolution of hypercalcemiaReduced osteoblast activityResponse to treatmentAlkaline phosphatase levelsImpaired bone formationRenal impairmentClinical presentationRenal functionParathyroid hormoneCase seriesMulticenter studyClinical characteristicsBone healthHypercalcemiaSkeletal demineralizationFollow-up
2004
Fibroblast Growth Factor 23, Parathyroid Hormone, and 1α,25-Dihydroxyvitamin D in Surgically Treated Primary Hyperparathyroidism
Tebben P, Singh R, Clarke B, Kumar R. Fibroblast Growth Factor 23, Parathyroid Hormone, and 1α,25-Dihydroxyvitamin D in Surgically Treated Primary Hyperparathyroidism. Mayo Clinic Proceedings 2004, 79: 1508-1513. PMID: 15595334, DOI: 10.4065/79.12.1508.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedBiomarkersDihydroxycholecalciferolsFemaleFibroblast Growth Factor-23Fibroblast Growth FactorsFollow-Up StudiesHumansHyperparathyroidismMaleMiddle AgedParathyroid GlandsParathyroid HormoneParathyroidectomyPostoperative CarePreoperative CareProbabilityProspective StudiesSampling StudiesSensitivity and SpecificitySeverity of Illness IndexStatistics, NonparametricTreatment OutcomeConceptsBone-specific alkaline phosphataseBone-specific alkaline phosphatase concentrationsFibroblast growth factor 23Primary hyperparathyroidismParathyroid hormoneSerum phosphorus concentrationFGF23 concentrationsSerum calciumSurgically treated primary hyperparathyroidismElevated serum calciumLow-normal rangeParathyroid hormone concentrationsAdult patientsPreoperative stateSerum phosphorusPostoperative stateHyperparathyroidismHealthy controlsFibroblast growth factorPatientsFGF23Growth factorSurgerySerumPhosphorus homeostasis