Preseptal cellulitis | Orbital cellulitis | ||||||
Chaudhry, et al[1] | Botting, et al[2] | McKinley, et al[3] | Seltz, et al[4] | Nageswaran, et al[5] | Botting, et al[2] | Goytia, et al[6] | |
Number of patients | 104 | 227 | 38 | 94 | 41 | 35 | 85 |
Number of patients with a positive culture (except¶) | 36 | 53¶ | 24 | 29 | 20 | 11¶ | 29¶ |
Staphylococcus aureus | Δ | 32 | 11 | 8 | 3 | 7 | 14 |
MSSA | NR | NR | 3 | 7 | NR | NR | 7 |
MRSA | NR | NR | 8 | 1 | NR | NR | 7 |
Alpha-hemolytic streptococci (including S. pneumoniae) or non-hemolytic streptococci | Δ | 4 | 7 | 15 | |||
Beta-hemolytic streptococci (including S. pyogenes) | Δ | 7 | 13 | 6 | 5 | 3 | 10 |
Streptococcus anginosus (formerly S. milleri) | 2 | 14 | 2 | ||||
Rothia mucilaginosa | 1 | ||||||
Haemophilus influenzae | 8 | 5 | 3 | 3 | 3 | 5 | |
Haemophilus parainfluenzae | 1 | ||||||
Klebsiella pneumoniae | 3 | 1 | |||||
Moraxella catarrhalis | 1 | ||||||
Arcanobacterium spp | 1 | 1 | |||||
Eikenella corrodens | 1 | 2 | |||||
Anaerobes | 2 | 2 | 8 | 4 | |||
Skin flora/contaminant | 5 | 11◊ | 12◊ | ||||
Possible pathogen§ | 10 | ||||||
Sites of culture | Blood, wound, abscess | NR | Blood, orbital abscess, eye, sinus, epidural abscess, nose | Blood, sinus/orbit, subdural space | Orbital abscess, subperiostial abscess, sinus | NR | Blood, endoscopic sinus, subperiosteal, intraorbital |
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