Table 2.

Pattern of WHF echocardiographic valve disease

Definite cases	n = 49
(A) ‘Pathological’ MR and at least two morphological features of RHD of the MV, n (%)	39 (79.6)
(B) MS with mean gradient >4 mmHg, n (%)	0
(C)‘Pathological’ AR and at least two morphological features of RHD of the AV, n (%)	7 (14.3)
(D) Borderline disease of both the AV and MV, n (%)	3 (6.1)
Borderline cases	n = 104
(A) At least two morphological features of RHD of the MV without ‘pathological’ MR or MS, n (%)	20 (19.2)
(B) ‘Pathological’ MR, n (%)	68 (65.4)
(C) ‘Pathological’ AR, n (%)	16 (15.4)

AR, aortic regurgitation; AV, aortic valve; MR, mitral regurgitation; MS, mitral stenosis; MV, mitral valve; RHD, rheumatic heart disease; WHF, World Heart Federation.