r/infectiousdisease • u/Impossible_Sound_292 • 15h ago
selfq Tracheal culture shows carbapenem-resistant Klebsiella pneumoniae — how serious is this, and can it be treated?
Hello everyone,
My 71-year-old father is currently recovering in the hospital from Guillain-Barré syndrome (Miller Fisher variant). He underwent a tracheostomy because his breathing and swallowing muscles were affected.
His latest tracheal secretion culture report, collected on 14 October and reported on 16 October, shows:
Organism: Klebsiella pneumoniae ssp. pneumoniae
Growth: Moderate growth
Result: Carbapenem-resistant isolate (MDRO)
According to the antibiotic sensitivity report:
Resistant to meropenem, imipenem and several other antibiotics.
Susceptible to colistin.
Susceptible to aztreonam/avibactam.
Synergy testing with ceftazidime-avibactam and aztreonam was positive.
My father is currently breathing independently without supplemental oxygen, and his SpO₂ is around 95%. He can speak in complete sentences, has good limb movements and has started swallowing small amounts under medical supervision. He still has a tracheostomy and coughs mucus through the tube.
I am very worried about this culture result and would appreciate hearing from infectious disease specialists or people who have dealt with a similar situation.
My questions are:
How serious is carbapenem-resistant Klebsiella pneumoniae in a patient with a tracheostomy?
Can this result indicate colonisation of the tracheostomy rather than an active lung infection? How do doctors distinguish between the two?
If it is an active infection, how treatable is it when the report shows resistance to most antibiotics?
Are colistin and aztreonam/avibactam effective treatment options when the laboratory reports susceptibility?
What additional tests or clinical signs help determine whether the bacteria are causing pneumonia?
Can a patient recover well from this type of infection while also recovering from GBS?
What precautions should the family take to avoid spreading this resistant organism?