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Br J Ophthalmol 86:276-277 doi:10.1136/bjo.86.3.276
  • Scientific correspondence

Biotypes and serotypes of Haemophilus influenzae ocular isolates

Table 1

The frequency of various Haemophilus influenzae biotypes by site of infection

Site of infection Biotype II Biotype III Biotype VII
(n = 62) (n = 38; 61%) (n = 23; 37%) (n = 1; 2%)
Conjunctivitis (n = 48; 77%) 28 (58%) 20 (42%) 0
Keratitis (n = 8; 13%) 5 (63%) 2 (25%) 1 (13%)
Blepharitis (n = 3; 5%) 3 (100%) 0 0
Endophthalmitis (n = 2; 3%) 2 (100%) 0 0
Dacryocystitis (n = 1; 2%) 0 1 (100%) 0

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