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Br J Ophthalmol 89:679-683 doi:10.1136/bjo.2004.050674
  • Clinical science
    • Extended reports

Survival of Pseudomonas aeruginosa in M-K preserved corneas

Table 3

 Recipient data (postoperative)

Series No 1st day, morning 1st day, evening 2nd day, morning 2nd day, evening 3rd day 4th day Subsequent follow up At healing
VA, visual acuity; GC, gentamicin; VM, vancomycin; KP, keratoprecipitates; AC, anterior chamber; PK, penetrating keratoplasty; poly B, polymyxin B.
1 Uneventful, 4-5 suture abscess. Betadine, cleaning, routine medication GC-4 + VA, 3/60 Intense pain, lid oedema, profuse mucopurulent discharge, more suture abscess. Cleaning, sample for microbiology, Betadine, cautery Worsen, hazy cornea. Standard corneal ulcer therapy Total graft melting. Therapeutic PK planned. Poly B drop 50 000 IU ½ hourly, neosporin ointment 3 times daily Total therapeutic PK (figs 3, 4). Intracameral VM Slough sent for microbiology Pseudomonas growth from graft ulcer specimen, sensitive to poly B. Resistant to all tested antibiotics .Standard therapy tapered poly B drop 50 000 IU ½ hourly Neosporin ointment 3 times daily Pseudomonas growth from infected button, sensitive to poly B. Resistant to all tested antibiotics. Therapy continued, gradual remission (fig 5) Visual acuity counting fingers close to face. Leucomatous corneal opacity
2 Uneventful, 4–5 suture abscess. Betadine cleaning, routine medication GC-4 + VA-6/24P Intense pain, lid oedema, profuse mucopurulent discharge, 2 mm graft ulcer, hypopyon (fig 6) Cleaning, sample for microbiology, Betadine, cautery, standard corneal ulcer therapy Total graft hazy, poly B drop 50 000 IU ½ hourly neosporin ointment 3 times daily added Graft melting. Therapy continued Graft removal, VM wash, slough for microbiology. Standard therapy tapered, poly B drop and neosporin ointment continued Pseudomonas growth from graft ulcer specimen, sensitive to poly B. Resistant to all tested antibiotics, poly B drop and neosporin ointment continued Gradual remission Visual acuity 1/60. Leucomatous corneal opacity
3 Intense pain, lid oedema, profuse mucopurulent discharge, multiple suture abscess. Cleaning, sample for microbiology, Betadine, cautery, routine post-keratoplasty therapy Worsen, hazy cornea, hypopyon + standard corneal ulcer therapy, poly B drop 50 000 IU ½ hourly, neosporin ointment 3 times daily Status quo Status quo. Therapy continued Partial keratectomy, Betadine cautery Pseudomonas growth from graft ulcer specimen, sensitive to poly B, Resistant to all tested antibiotics. Standard therapy tapered poly B drop Neosporin ointment continued Gradual remission Visual acuity, defective PR. Leucomatous corneal opacity
4 Intense pain, lid oedema, profuse mucopurulent discharge, suture abscess cleaning, sample for microbiology, Betadine cautery. Standard therapy for corneal ulcer Worsen, hazy cornea, hypopyon, poly B drop 50 000 IU ½ hourly, neosporin ointment 3 times daily Hypopyon reduced Status quo Graft melting. PR inaccurate Pseudomonas growth from graft ulcer specimen, sensitive to poly B. Resistant to all tested antibiotics. Standard therapy tapered poly B drop 50 000 IU ½ hourly. Neosporin ointment continued Gradual remission Visual acuity hand movement close to face. Leucomatous corneal opacity
5 Uneventful, 4–5 suture abscess. Betadine, cleaning, routine medication VA-6/12 Intense pain, lid oedema, profuse mucopurulent discharge, more suture abscess. Cleaning, sample for microbiology, Betadine cautery Worsen, hazy cornea. Standard corneal ulcer therapy poly B drop 50 000 IU ½ hourly Neosporin ointment 3 times daily Graft removal, VM wash, slough for microbiology. Standard therapy tapered, poly B drop 50 000 IU ½ hourly, neosporin ointment 3 times daily Remission of pain, lid oedema, discharge Pseudomonas growth from graft ulcer specimen, sensitive to poly B. Resistant to all tested antibiotics. Standard therapy tapered poly B drop 50 000 IU ½ hourly Neosporin ointment 3 times daily Gradual remission Visual acuity 6/9. Clear cornea
6 Multiple suture abscess Betadine cleaning, routine medication GC-2+VA-1/60 KP ++cells in AC+ Intense pain, lid oedema, profuse mucopurulent discharge, more suture abscess. Cleaning, sample for microbiology, Betadine cautery Worsen, hazy cornea. Standard corneal ulcer therapy poly B drop 50 000 IU ½ hourly Neosporin ointment 3 times daily KP + cells in AC occasional Pseudomonas growth from graft ulcer specimen, sensitive to poly B. Resistant to all tested antibiotics. Standard therapy tapered poly B drop 50 000 IU ½ hourly Neosporin ointment 3 times daily Gradual remission Visual acuity 1/60. Leucomatous corneal opacity
7 Multiple suture abscess. Betadine, cleaning, routine medication GC-2 + VA-1/60 Intense pain, lid oedema, profuse mucopurulent discharge, more suture abscess. Cleaning, sample for microbiology, Betadine cautery Worsen, hazy cornea. Standard corneal ulcer therapy poly B drop 50 000 IU½ hourly Neosporin ointment 3 times daily Graft melting, therapeutic PK Pseudomonas growth from graft ulcer specimen, sensitive to poly B. Resistant to all tested antibiotics. Standard therapy tapered poly B drop 50 000 IU ½ hourly Neosporin ointment 3 times daily Pseudomonas growth from infected button, sensitive to poly B. Resistant to all tested antibiotics. Therapy continued. Eye became phthisical Visual acuity nil (phthisis bulbi)

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