Table 1

Data from five patients who spontaneously developed consecutive exotropia

Patient	1	2	3	4	5
At presentation:
Age (years)	1 1/2	3 3/4	1 3/4	2 1/2	3
Acuity
Right	<6/60	6/12	6/18	6/12	6/18
Left	6/12	2/60	<6/60	6/60	2/60
Deviation (prism dioptres)
Near	30 ET	15 ET	35 ET	35 ET	50 ET
Distance	NA	20 ET	NA	NA	NA
Refraction: spherical equivalent (dioptres)
Right	8.25	8.75	4.75	4	7
Left	5.75	10.75	5.5	4.75	7.5
Stereoacuity	Negative	Negative	Negative	Negative	Negative
Motor fusion: able to overcome 20 dioptre base out prism	Yes	Yes	Yes	Yes	Yes
Prior to exodeviation:
Acuity
Right	6/12	6/6	6/12	6/6	6/9
Left	6/6	6/9	6/12	6/6	6/12
Refraction: spherical equivalent (dioptres)
Right	7	8.75	5.75	4.5	8.5
Left	6	9.5	6	5.25	9
Deviation with glasses (prism dioptres)
Near	16 ET	4 ET	0	4 ET	6 ET
Distance	16 ET	6 ET	0	0	4 ET
Onset of exotropia:
Age (years)	4	5 1/4	3	4	6
Acuity
Right	6/12	6/6	6/12	6/6	6/5
Left	6/6	6/9	6/12	6/6	6/9
Refraction: spherical equivalent (dioptres)
Right	7	8.75	5.75	4.5	8.5
Left	6.25	9.5	6	5.25	9
Deviation with glasses (prism dioptres)
Near	8 EX	2 EX	16 EX	10 EX	2 EX
Distance	4 EX	18 EX	18 EX	14 EX	20 EX
Treatment:
Size of reduction in lens power (dioptres)	0.5	1	1	1.5	1.5
Outcome:	MicroEX	MicroET	MicroEX	MicroET	MicroEX

Spontaneous consecutive exotropia in children with motor fusion

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