Table 1.

Review of P. multocida pneumonia in immunocompetent hosts.

Infection	Age	Past medical history	Smoking history	Animal interaction	Susceptibility
Pneumonia [6]	75	Bronchiectasis and diabetes	Unknown	Yes, 1 dog No signs of scratches or bites Genomic correlation with isolate found in canine oropharynx	S- cefazolin
Pneumonia [11]	60	Severe COPD	60 pack-year smoking history	2 cats No signs of scratches or bites	S- to all tested antibiotics
Pneumonia [12]	75	Hypertension	Unknown	Yes, 1 cat No signs of scratches or bites	S- cefazolin, chloramphenicol, PCN, and tetracycline
Paranasal disease and pneumonia [4]	58	Asthma/COPD	No, previously worked in wood processing	Yes, cats and rabbits	S- amoxicillin/clavulanate
Pneumonia with bacteremia [2]	85	Structural lung disease	Yes, non-current	Yes, owned 16 cats No signs of scratches or bites	S–PCN, ampicillin and levofloxacin
Pneumonia with bacteremia [7]	87	COPD, hypertension, atrial fibrillation, heart failure, and myocardial infarction	Unknown	Yes, owned 6 cats and 1 dog No signs of scratches or bites	S- beta-lactams, quinolones, tetracyclines, SMX/TMP R- macrolides, aminoglycosides
Paranasal disease, pneumonia, and bacteremia [3]	20	Diabetes insipidus	Unknown	Yes, 1 cat Some scratches but without signs of cellulitis	S–PCN, ampicillin, piperacillin, cefotaxime, imipenem, minocycline, levofloxacin
Pneumonia with bacteremia [8]	65	Diabetes	Unknown	Yes, cat Reported scratch with signs of cellulitis. CT revealed interstitial pneumonia	S- ceftriaxone
Pneumonia with bacteremia [9]	43	None	No	Yes, dog No signs of scratches or bites	S- amoxicillin
Pneumonia with bacteremia [10]	85	Epilepsy and venous insufficiency	Unknown	Yes, cats No signs of scratches or bites	S- amoxicillin/clavulanate
Pneumonia with empyema and bacteremia [5]	85	None	Unknown	Yes 3 cats and 1 dog No signs of scratches or bites	S- ceftriaxone, amoxicillin/clavulanate

S – sensitive, R – resistant, PCN – penicillin, SMX/TMP – sulfamethoxazole/trimethoprim.