CARDIOVASCULAR JOURNAL OF AFRICA • Volume 27, No 2, March/April 2016
70
AFRICA
We acknowledge the efforts of Dr Hadiza Saidu and Mr Ibrahim Armaya’u,
both of Murtala Mohammed Specialists Hospital, Kano, during the recruit-
ment of patients at the Hospital. This study was supported by funds received
from Umea University, Sweden.
References
1.
Virchow R. Sitzing der Berliner Geburtshilflisher Gersellskhalt. (Cited
by Porak C. De l’influence réciproque de la grossesse et des maladies du
Coeur, thesis, Paris, 1880.)
2.
Porak C. De l’influence réciproque de la grossesse et des maladies du
Coeur,
thesis,
Paris
, 1880.
3.
Tibazarwa K, Lee G, Mayosi B, Carrington M, Stewart S, Sliwa K. The
12-lead ECG in peripartum cardiomyopathy.
Cardiovasc J Afr
2012;
23
(6): 322–329.
4.
World Medical Association Declaration of Helsinki. Ethical principles
for medical research involving human subjects.
J Postgrad Med
2002;
48
: 206–208.
5.
Goldberger AL, Goldberger ZD, Shvilkin A. Understanding the
normal ECG. In: Goldberger AL, Goldberger ZD, Shvilkin A (eds).
Goldberger’s Clinical Electrocardiography, A Simplified Approach.
8th
edn. Philadelphia: Elsevier Saunders; 2013: 26–34.
6.
Woosley RL. Drugs that prolong the QT interval and/or induce torsades
de pointes.
http://www.azcert.org/medical-pros/drug-lists/browse-drug-list.cfm (accessed on 13th December 2014).
7.
Sliwa K, Hilfiker-Kleiner D, Petrie MC, Mebazaa A, Pieske B,
Buchmann E,
et al
. Heart Failure Association of the European
Society of Cardiology Working Group on Peripartum Cardiomyopathy:
Current state of knowledge on aetiology, diagnosis, management and
therapy of peripartum cardiomyopathy: a position statement from
the Heart Failure Association of the European Society of Cardiology
Working Group on peripartum cardiomyopathy.
Eur J Heart Fail
2010;
12
(8): 767–778.
8.
Lang RM, Bierig M, Devereux RB, Flachskampf FA, Foster E, Pellikka
PA,
et al
. American Society of Echocardiography’s Nomenclature and
StandardsCommittee;TaskForceonChamberQuantification;American
College of Cardiology Echocardiography Committee; American Heart
Association; European Association of Echocardiography, European
Society of Cardiology. Recommendations for chamber quantification.
Eur J Echocardiogr
2006;
7
: 79–108.
9.
Quiñones MA, Otto CM, Stoddard M, Waggoner A, Zoghbi WA.
Recommendations for quantification of Doppler echocardiogra-
phy. A Report from the Doppler Quantification Task Force of the
Nomenclature and Standards Committee of the American Society of
Echocardiography.
J Am Soc Echocardiogr
2002;
15
: 167–184.
10. Kadish AH, Buxton AE, Kennedy HL, Knight BP, Mason JW, Schuger
CD,
et al
. ACC/AHA clinical competence statement on electrocardiog-
raphy and ambulatory electrocardiography: a report of the American
College of Cardiology/American Heart Association/ American College
of Physicians − American Society of Internal Medicine Task Force on
Clinical Competence (ACC/AHA Committee to Develop a Clinical
Competence Statement on Electrocardiography and Ambulatory
Electrocardiography).
J Am Coll Cardiol
2001;
38
: 2091−2100.
11. Buxton AE, Calkins H, Callans DJ, DiMarco JP, Fisher JD, Greene
HL,
et al.
ACC/AHA/HRS 2006 key data elements and definitions for
electrophysiological studies and procedures: a report of the American
College of Cardiology/American Heart Association task Force on
Clinical Data Standards (ACC/AHA/HRS Writing Committee to
Develop Data Standards on Electrophysiology).
Circulation
2006;
114
:
2523–2570.
12. Salisu AI, Karaye KM. Electrocardiographic indices in a rural pregnant
Nigerian women population.
Sahel Med J
2010;
13
(3): 147–152.
13. Silvet H, Amin J, Padmanabhan S, Pai RG. Prognostic implications
of increased QRS duration in patients with moderate and severe left
ventricular systolic dysfunction.
Am J Cardiol
2001;
88
(2): 182–185, A6.
14. Ntusi NB, Badri M, Gumedze F, Wonkam A, Mayosi BM. Clinical
characteristics and outcomes of familial and idiopathic dilated cardio-
myopathy in Cape Town: a comparative study of 120 cases followed up
over 14 years.
S Afr Med J
2011;
101
(6): 399–404.