1. +
Acromite
MT, Mantzoros
CS, Leach
RE,
et al: Androgens in preeclampsia. Am J Obstet Gynecol 180:60, 1999
2. +
Álvarez
SI, Castañón
SG, Ruata
MLC,
et al: Updating of normal levels of copper, zinc and selenium in serum of pregnant women. J Trace Elem Med Biol 21(S1):49, 2007
2A. +
Ananth
CV, Vintzileos, Shen-Schwarz
S,
et al: Standards of birth weight in twin gestations. Obstet Gynecol 91:917, 1998
3. +
Ardawi
MSM, Nasrat
HAN, BA’Aqueel
HS: Calcium-regulating hormones and parathyroid hormone-related peptide in normal human pregnancy and postpartum: a longitudinal study. Eur J Endocrinol 137:402, 1997
3A. +
Aslam
N, Ong
C, Woelfer
B,
et al: Serum CA 125 at 11–14 weeks of gestation in women with morphologically normal ovaries. BJOG 107(5): 689, 2000
4. +
Aziz Karim
S, Khurshid
M, Rizvi
JH,
et al: Platelets and leucocyte counts in pregnancy. J Pak Med Assoc 42:86, 1992
5. +
Bacq
Y, Zarka
O, Bréchot
JF,
et al: Liver function tests in normal pregnancy: a prospective study of 102 pregnant women and 102 matched controls. Hepatology 23:1030, 1996
6. +
Balloch
AJ, Cauchi
MN: Reference ranges for haematology parameters in pregnancy derived from patient populations. Clin Lab Haematol 15:7, 1993
7. +
Beguin
Y, Lipscei
G, Thourmsin
H,
et al: Blunted erythropoietin production and decreased erythropoiesis in early pregnancy. Blood 78(1):89, 1991
8. +
Belo
L, Caslake
M, Gaffney
D,
et al: Changes in LDL size and HDL concentration in normal and preeclamptic pregnancies. Atherosclerosis 162:425, 2002
9. +
Belo
L, Santos-Silva
A, Rocha
S,
et al: Fluctuations in C-reactive protein concentration and neutrophil activation during normal human pregnancy. Eur J Obstet Gynecol Reprod Biol 123:46, 2005
10. +
Bianco
I, Mastropietro
F, D’Aseri
C,
et al: Serum levels of erythropoietin and soluble transferrin receptor during pregnancy in non-β-thalassemic and β-thalassemic women. Haematologica 85:902, 2000
11. +
Borghi
CB, Esposti
DD, Immordino
V,
et al: Relationship of systemic hemodynamics, left ventricular structure and function, and plasma natriuretic peptide concentrations during pregnancy complicated by preeclampsia. Am J Obstet Gynecol 183:140, 2000
12. +
Braunwald
E, Fauci
AS, Kasper
DL,
et al (eds): Appendices. In Harrison’s Principles of Internal Medicine, 15th ed. New York, McGraw-Hill, 2001, p A-1
12A. +
Burlingame
J, Hyeong
JA, Tang
WHW: Changes in cardiovascular biomarkers throughout pregnancy and the remote postpartum period. Am J Obstet Gynecol 208:S97, 2013
13. +
Carranza-Lira
S, Hernández
F, Sánchez
M,
et al: Prolactin secretion in molar and normal pregnancy. Int J Gynaecol Obstet 60:137, 1998
14. +
Carter
J: Serum bile acids in normal pregnancy. BJOG 98:540, 1991
15. +
Cerneca
F, Ricci
G, Simeone
R,
et al: Coagulation and fibrinolysis changes in normal pregnancy increased levels of procoagulants and reduced levels of inhibitors during pregnancy induce a hypercoagulable state, combined with a reactive fibrinolysis. Eur J Obstet Gynecol Reprod Biol 73:31, 1997
15A. +
Chitkara
J, Rosenberg
J, Chervenak
FA,
et al: Prenatal sonographic assessment of the fetal thorax: normal values. Am J Obstet Gynecol 156:1069, 1987
16. +
Choi
JW, Pai
SH: Tissue plasminogen activator levels change with plasma fibrinogen concentrations during pregnancy. Ann Hematol 81:611, 2002
17. +
Davison
JB, Vallotton
MB, Lindheimer
MD: Plasma osmolality and urinary concentration and dilution during and after pregnancy: evidence that lateral recumbency inhibits maximal urinary concentrating ability. BJOG 88:472, 1981
18. +
Desoye
G, Schweditsch
MO, Pfeiffer
KP,
et al: Correlation of hormones with lipid and lipoprotein levels during normal pregnancy and postpartum. J Clin Endocrinol Metab 64:704, 1987
19. +
Dunlop
W: Serial changes in renal haemodynamics during normal human pregnancy. BJOG 88:1, 1981
20. +
Dux
S, Yaron
A, Carmel
A,
et al: Renin, aldosterone, and serum-converting enzyme activity during normal and hypertensive pregnancy. Gynecol Obstet Invest 17:252, 1984
21. +
Elsheikh
A, Creatsas
G, Mastorakos
G,
et al: The renin-aldosterone system during normal and hypertensive pregnancy. Arch Gynecol Obstet 264:182, 2001
22. +
Ezimokhai
M, Davison
JM, Philips
PR,
et al: Non-postural serial changes in renal function during the third trimester of normal human pregnancy. BJOG 88:465, 1981
23. +
Fadel
HE, Northrop
G, Misenhimer
HR,
et al: Acid-base determinations in amniotic fluid and blood of normal late pregnancy. Obstet Gynecol 53:99, 1979
24. +
Faught
W, Garner
P, Jones
G,
et al: Changes in protein C and protein S levels in normal pregnancy. Am J Obstet Gynecol 172:147, 1995
25. +
Francalanci
I, Comeglio
P, Liotta
AA,
et al: D-Dimer concentrations during normal pregnancy, as measured by ELISA. Thromb Res 78:399, 1995
25A. +
Goldstein
I, Reece
A, Pilu,
et al: Cerebellar measurements with ultrasonography in the evaluation of fetal growth and development. Am J Obstet Gynecol 156:1065, 1987
25B. +
Hadlock
FP, Harrist
RB, Marinez-Poyer
J: In utero analysis of fetal growth: a sonographic weight standard. Radiology 181:129, 1991.
25C. +
Hale
SA, Sobel
B, Benvenuto
A,
et al: Coagulation and fibrinolytic system protein profiles in women with normal pregnancies and pregnancies complicated by hypertension. Pregnancy Hypertens 2(2):152, 2012
26. +
Handwerker
SM, Altura
BT, Altura
BM: Serum ionized magnesium and other electrolytes in the antenatal period of human pregnancy. J Am Coll Nutr 15:36, 1996
26A. +
Haram
K, Augensen
K, Elsayed
S: Serum protein pattern in normal pregnancy with special reference to acute phase reactants. BJOG 90(2):139, 1983
27. +
Higby
K, Suiter
CR, Phelps
JY,
et al: Normal values of urinary albumin and total protein excretion during pregnancy. Am J Obstet Gynecol 171:984, 1994
27A. +
Hui
C, Lili
M, Libin
C,
et al: Changes in coagulation and hemodynamics during pregnancy: a prospective longitudinal study of 58 cases. Arch Gynecol Obstet 285:1231, 2012
28. +
Hwang
HS, Kwon
JY, Kim
MA,
et al: Maternal serum highly sensitive C-reactive protein in normal pregnancy and pre-eclampsia. Int J Gynecol Obstet 98:105, 2007
29. +
Hytten
FE, Lind
T: Diagnostic Indices in Pregnancy. Summit, CIBA-GEIGY Corporation, 1975
30. +
Ilhan
N, Ilhan
N, Simsek
M: The changes of trace elements, malondialdehyde levels and superoxide dismutase activities in pregnancy with or without preeclampsia. Clin Biochem 35:393, 2002
30A. +
Jacobs
IJ, Fay
TN, Stabile
I,
et al: The distribution of CA 125 in the reproductive tract of pregnant and non-pregnant women. BJOG 95(11):1190, 1988
30B. +
Jeanty
P: Fetal limb biometry. Radiology 147:602, 1983
31. +
Jimenez
DM, Pocovi
M, Ramon-Cajal
J,
et al: Longitudinal study of plasma lipids and lipoprotein cholesterol in normal pregnancy and puerperium. Gynecol Obstet Invest 25:158, 1988
31A. +
Jóźwik
M, Jóźwik
M, Pietrzycki,
et al: Maternal and fetal blood ammonia concentrations in normal term human pregnancies. Biol Neonate 87:38, 2005
32. +
Karsenti
D, Bacq
Y, Bréchot
JF,
et al: Serum amylase and lipase activities in normal pregnancy: a prospective case-control study. Am J Gastroenterol 96:697, 2001
33. +
Kato
T, Seki
K, Matsui
H,
et al: Monomeric calcitonin in pregnant women and in cord blood. Obstet Gynecol 92:241, 1998
34. +
Kim
EH, Lim
JH, Kim
YH,
et al: The relationship between aldosterone to renin ratio and RI value of the uterine artery in the preeclamptic patient vs. normal pregnancy. Yonsei Med J 49(1):138, 2008
35. +
Kline
JA, Williams
GW, Hernandez-Nino
J: D-Dimer concentrations in normal pregnancy: new diagnostic thresholds are needed. Clin Chem 51:825, 2005
35A. +
Kofinas
AD, Espeland
MA, Penry
M,
et al: Uteroplacental Doppler flow velocimetry waveform indices in normal pregnancy: a statistical exercise and the development of appropriate references values. Am J Perinatol 9:94, 1992
36. +
Koscica
KL, Bebbington
M, Bernstein
PS: Are maternal serum troponin I levels affected by vaginal or cesarean delivery? Am J Perinatol 21(1):31, 2004
38. +
Larrea
F, Méndez
I, Parra
A: Serum pattern of different molecular forms of prolactin during normal human pregnancy. Hum Reprod 8:1617, 1993
39. +
Larsson
A, Palm
M, Hansson
L-O,
et al: Reference values for clinical chemistry tests during normal pregnancy. BJOG 115:874, 2008
39A. +
Lattuada
A, Rossi
E, Calzarossa
C,
et al: Mild to moderate reduction of a von Willebrand factor cleaving protease (ADAMTS-13) in pregnant women with HELLP microangiopathic syndrome. Haematologica 88(9): 1029, 2003
39B. +
Leek
AE, Ruoss
CF, Kitau
MG,
et al: Maternal plasma alphafetoprotein levels in the second half of normal pregnancy: relationship to fetal weight, and maternal age and parity. BJOG 82:669, 1975
40. +
Lefkowitz
JB, Clarke
SH, Barbour
LA: Comparison of protein S functional and antigenic assays in normal pregnancy. Am J Obstet Gynecol 175:657, 1996
41. +
Leiserowitz
GS, Evans
AT, Samuels
SJ,
et al: Creatine kinase and its MB isoenzyme in the third trimester and the peripartum period. J Reprod Med 37:910, 1992
41A. +
Liu
XH, Jiang
YM, Shi
H,
et al: Prospective, sequential, longitudinal study of coagulation changes during pregnancy in Chinese women. Int J Gynaecol Obstet 105(3):240, 2009
42. +
Lockitch
G: Handbook of Diagnostic Biochemistry and Hematology in Normal Pregnancy. Boca Raton, CRC Press, 1993
43. +
López-Quesada
E, Vilaseca
MA, Lailla
JM: Plasma total homocysteine in uncomplicated pregnancy and in preeclampsia. Eur J Obstet Gynecol Reprod Biol 108:45, 2003
44. +
Louro
MO, Cocho
JA, Tutor
JC: Assessment of copper status in pregnancy by means of determining the specific oxidase activity of ceruloplasmin. Clin Chim Acta 312:123, 2001
44A. +
Mannucci
PM, Canciani
MT, Forza
I,
et al: Changes in health and disease of the metalloprotease that cleaves von Willebrand factor. Blood 98(9): 2730, 2001
45. +
Milman
N, Bergholt
T, Byg
KE,
et al: Reference intervals for haematological variables during normal pregnancy and postpartum in 434 healthy Danish women. Eur J Haematol 79:39, 2007
46. +
Milman
N, Byg
KE, Hvas
AM,
et al: Erythrocyte folate, plasma folate and plasma homocysteine during normal pregnancy and postpartum: a longitudinal study comprising 404 Danish women. Eur J Haematol 76:200, 2006
47. +
Milman
N, Graudal
N, Nielsen
OJ: Serum erythropoietin during normal pregnancy: relationship to hemoglobin and iron status markers and impact of iron supplementation in a longitudinal, placebo-controlled study on 118 women. Int J Hematol 66:159, 1997
48. +
Mimouni
F, Tsang
RC, Hertzbert
VS,
et al: Parathyroid hormone and
calcitriol changes in normal and insulin-dependent diabetic pregnancies. Obstet Gynecol 74:49, 1989
49. +
Montelongo
A, Lasunción
MA, Pallardo
LF,
et al: Longitudinal study of plasma lipoproteins and hormones during pregnancy in normal and diabetic women. Diabetes 41:1651, 1992
50. +
Moran
P, Baylis
PH, Lindheimer,
et al: Glomerular ultrafiltration in normal and preeclamptic pregnancy. J Am Soc Nephrol 14:648, 2003
51. +
Morse
M: Establishing a normal range for D-dimer levels through pregnancy to aid in the diagnosis of pulmonary embolism and deep vein thrombosis. J Thromb Haemost 2:1202, 2004
51A. +
Nyberg
DA, McGahan
JP, Pretorius
DH,
et al (eds): Diagnostic Imaging of Fetal Anomalies, 2nd ed. Philadelphia, Lippincott Williams & Wilkins, 2003, p 1015
52. +
O’Leary
P, Boyne
P, Flett
P,
et al: Longitudinal assessment of changes in reproductive hormones during normal pregnancy. Clin Chem 35(5):667, 1991
53. +
Özerol
E, Özerol
I, Gökdeniz
R,
et al: Effect of smoking on serum concentrations of total homocysteine, folate, vitamin B12, and nitric oxide in pregnancy: a preliminary study. Fetal Diagn Ther 19:145, 2004
54. +
Parente
JV, Franco
JG, Greene
LJ,
et al: Angiotensin-converting enzyme: serum levels during normal pregnancy. Am J Obstet Gynecol 135:586, 1979
55. +
Piechota
W, Staszewski
A: Reference ranges of lipids and apolipoproteins in pregnancy. Eur J Obstet Gynecol Reprod Biol 45:27, 1992
56. +
Pitkin
RM, Gebhardt
MP: Serum calcium concentrations in human pregnancy. Am J Obstet Gynecol 127:775, 1977
57. +
Price
A, Obel
O, Cresswell
J,
et al: Comparison of thyroid function in pregnant and non-pregnant Asian and western Caucasian women. Clin Chim Acta 208:91, 2001
58. +
Qvist
I, Abdulla
M, Jägerstad
M,
et al: Iron, zinc and folate status during pregnancy and two months after delivery. Acta Obstet Gynecol Scand 65:15, 1986
59. +
Radder
JK, Van Roosmalen
J: HbA1c in healthy, pregnant women. Neth J Med 63:256, 2005
60. +
Reiter
EO, Braunstein
GD, Vargas
A,
et al: Changes in 25-hydroxyvitamin D and 24,25-dihydroxyvitamin D during pregnancy. Am J Obstet Gynecol 135:227, 1979
61. +
Risberg
A, Larsson
A, Olsson
K,
et al: Relationship between urinary albumin and albumin/creatinine ratio during normal pregnancy and preeclampsia. Scand J Clin Lab Invest 64:17, 2004
61A. +
Romero
R, Pilu
G, Jeanty
P,
et al: Prenatal diagnosis of congenital anomalies. Norwalk, Appleton & Lange, 1988, p 83
62. +
Romslo
I, Haram
K, Sagen
N,
et al: Iron requirement in normal pregnancy as assessed by serum ferritin, serum transferrin saturation and erythrocyte protoporphyrin determinations. BJOG 90:101, 1983
62A. +
Savu
O, Jurcuţ
R, Giuşcă
S,
et al: Morphological and functional adaptation of the maternal heart during pregnancy. Circ Cardiovasc Imaging 5:289, 2012
63. +
Shakhmatova
EI, Osipova
NA, Natochin
YV: Changes in osmolality and blood serum ion concentrations in pregnancy. Hum Physiol 26:92, 2000
64. +
Sharma
SC, Sabra
A, Molloy
A,
et al: Comparison of blood levels of histamine and total ascorbic acid in pre-eclampsia with normal pregnancy. Hum Nutr Clin Nutr 38C:3, 1984
65. +
Shivvers
SA, Wians
FH, Keffer
JH,
et al: Maternal cardiac troponin I levels during labor and delivery. Am J Obstet Gynecol 180:122, 1999
66. +
Singh
HJ, Mohammad
NH, Nila
A: Serum calcium and parathormone during normal pregnancy in Malay women. J Matern Fetal Med 8:95, 1999
67. +
Spiropoulos
K, Prodromaki
E, Tsapanos
V: Effect of body position on PaO2 and PaCO2 during pregnancy. Gynecol Obstet Invest 58:22, 2004
67A. +
Spitzer
M, Kaushal
N, Benjamin
F: Maternal CA-125 levels in pregnancy and the puerperium. J Reprod Med 43(4):387, 1998
68. +
Strickland
DM, Hauth
JC, Widish
J,
et al: Amylase and isoamylase activities in serum of pregnant women. Obstet Gynecol 63:389, 1984
69. +
Suri
D, Moran
J, Hibbard
JU,
et al: Assessment of adrenal reserve in pregnancy: defining the normal response to the adrenocorticotropin stimulation test. J Clin Endocrinol Metab 91:3866, 2006
70. +
Van Buul
EJA, Steegers
EAP, Jongsma
HW,
et al: Haematological and biochemical profile of uncomplicated pregnancy in nulliparous women: a longitudinal study. Neth J Med 46:73, 1995
71. +
van den Broek
NR, Letsky
EA: Pregnancy and the erythrocyte sedimentation rate. BJOG 108:1164, 2001
71A. +
Vitarelli
A, Capotosto
L: Role of echocardiography in the assessment and management of adult congenital heart disease in pregnancy. Int J Cardiovasc Imaging 27(6):843, 2011
72. +
Walker
MC, Smith
GN, Perkins
SL,
et al: Changes in homocysteine levels during normal pregnancy. Am J Obstet Gynecol 180:660, 1999
73. +
Wickström
K, Edelstam
G, Löwbeer
CH,
et al: Reference intervals for plasma levels of fibronectin, von Willebrand factor, free protein S and antithrombin during third-trimester pregnancy. Scand J Clin Lab Invest 64:31, 2004