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18 October 2021: Articles

Hypercalcemia and CYP24A1 Gene Mutation Diagnosed in the 2 Trimester of a Twin Pregnancy: A Case Report

Challenging differential diagnosis, Unusual setting of medical care, Rare disease, Clinical situation which can not be reproduced for ethical reasons

Andris Romašovs A* , Lauma Jaunozola D , Egija Berga-Švītiņa C , Zanda Daneberga C , Edvīns Miklaševičs C , Valdis Pīrāgs A*

DOI: 10.12659/AJCR.931116

Am J Case Rep 2021; 22:e931116

Table 1. Laboratory results at the first hospital admission (16 weeks+5 days of gestation) and the follow-up visit during pregnancy.

Admission dateDay 30Day 60Reference range
WBC (×10/L)–10
RBC (×10/L)–5.4
Hb (g/L)1039586120–160
Ht (%)–47
Plt (×10/L)155164107150–400
MCV (fL)87.493.892.280–100
MCH (pg)3031.830.827–33
MCHC (g/L)343339334320–360
ALT (U/L)1610–49
AST (U/L)200–33
Glucose (mmol/L)3.74.1–5.9
Total protein (g/L)6264–83
Albumin (g/L)3835–52
Urea (mmol/L)–8.2
Creatinine (umol/L)80948949–90
Sodium (mmol/L)137140139136–145
Potassium (mmol/L)–.5.1
Calcium (mmol/L)–2.65
Phosphorus (mmol/L)–1.65
Magnesium (mmol/L)–1.07
Iron (umol/L)18.79–30.4
CRP (mg/L)0–5
PTH (ng/ml)2.14.715–68.3
TSH (uIU/ml)2.90.55–4.78
PTHrP (pg/ml)
25-OH Vitamin D46.4553.5830–100
1.25-OH vitamin D (pg/ml)148.119.6–54.3
Ionised calcium1.751.15–1.27
Urine volume (L/24 h)1.9
Calcium (mmol/24 h)5.6
ALT – alanine aminotransferase; AST – aspartate transaminase; CRP – C-reactive protein; GFR – glomerular filtration rate; PTH – parathyroid hormone; PTHrP – parathyroid hormone-related protein; 25-OH vitamin D – 25-hydroxy vitamin D; 1.25-OH vitamin D – 1,25-dihydroxyvitamin D.

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American Journal of Case Reports eISSN: 1941-5923
American Journal of Case Reports eISSN: 1941-5923