Volume 8, Number 1—January 2002
Dispatch
Primary Liver Abscess Caused by One Clone of Klebsiella pneumoniae with Two Colonial Morphotypes and Resistotypes
Table
Clinical characteristics of two diabetic patients with liver abscess and microbiologic characteristics of Klebsiella pneumoniae isolates recovered from them
| Patient designation (age, yr/gender) | Antibiotic treatment (days) | Sources of isolate/ designation | Characteristics of isolates | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Colonial morphotype | Res Resistotype (MIC, mg/mL)a | Bio Biotype | RAPD pattern | ||||||
| AMP | CZ | FOX (CXM) | CTX (CRO) | ||||||
| A (42/M) | Ceftriaxone (10) | Abscess fluid | |||||||
| Imipenem (24) | A1 | Mucoid | 64 | 4 | 16 | 0.12 | I | a/1 | |
| Ciprofloxacin (21) | A2 | Nonmucoid | 128 | 32 | 128 | 1 | I | a/1 | |
| B (66/M) | Cefoxitin (10) | Abscess fluid | |||||||
| Cefotaxime (15 | B1 | Mucoid | 32 | 2 | 4 | 0.06 | I | b/2 | |
| Cefixime (35) | B2 | Nonmucoid | 128 | 32 | 128 | 0.5 | I | b/2 | |
| Blood samples | |||||||||
| B3 | Mucoid | 32 | 2 | 4 | 0.03 | I | b/2 | ||
| B4 | Nonmucoid | 128 | 64 | 256 | 0.5 | I | b/2 | ||
aAMP, ampicillin; CZ, cefazolin; FOX, cefoxitin, CXM, cefuroxime, CTX, cefotaxime, CRO, ceftriaxone.
RAPD = random amplified polymorphic DNA.


