Nontyphoidal Salmonella as a Cause of Mediastinal Abscess after Aortic Valve Replacement: A Case Report and Review of Postoperative Salmonella Infections

Table 1

Comparison of the current case to previously reported cases of nontyphoidal Salmonella mediastinitis.

Ref	Author	Year	Patient age	Patient sex	Mediastinal tissue disruption	Animal exposure	Preexisting immunosuppression	Preceding diarrheal illness	Stool culture	Treatment	Outcome
No previous tissue disruption
4	Joshua et al.	2003	34 y	F	None	Domestic chickens	Immunosuppressant drugs	Yes	Positive	Drainage; 14 d IV ciprofloxacin followed by 14 d PO ciprofloxacin	Recovery
5	Tilly et al.	1985	53 y	M	None	Not reported	Hairy cell leukemia	No	Negative	Drainage; 7 d trimethoprim-sulfamethoxazole followed by ampicillin (dns)	Recovery
6	Marsh et al.	1984	14 y	M	None	Wild raccoon bite	None	No	Not stated	Drainage; IV cefamandole (dns) followed by 21 d cephalexin	Recovery
Preexisting abnormal thoracic tissue
7	Carter et al.	2005	53 y	F	Thymoma	Not reported	None	No	Negative	Resection; ceftriaxone (dns)	Recovery
8	Lo et al.	2015	59 y	M	Thymoma	Not reported	None	No	Not stated	Resection; cefipime (dns)	Recovery
9	Saheer et al.	2015	21 y	M	Thymoma	Not reported	None	No	Negative	Drainage, ceftriaxone (dns)	Recovery
10	Snider et al.	1993	66 y	F	Mass (possible thymoma)	Not reported	None	Yes	Negative	Drainage; ampicillin (dns)	Recovery
Preceding surgical intervention
11	Fernandez-Ayala et al.	2003	70 y	F	Surgery	Not reported	None	No	Positive	Drainage; 6 w ampicillin and ciprofloxacin	Sudden death 30d postdischarge
12	Aherne	1984	20 m	M	Surgery	Not reported	None	Yes	Positive	Drainage; 21 d chloramphenicol	Recovery
13	Nordmann et al.	1994	5 m	M	Surgery	Not reported	None	No	Negative	Drainage; 21 d ceftriaxone and pefloxacin, then 1 m ceftriaxone	Recovery
13	Nordmann et al.	1994	1 y	M	Pericardiocentesis	Not reported	None	No	Negative	Drainage; 1 m pefloxacin and imipenem/cilastatin, then 1 m pefloxacin	Recovery
Current case			86 y	M	Surgery	Domestic snake	None	No	Negative	Drainage; 6 w ceftriaxone, then 4w beta-lactam	Recovery

Abbreviations: y = years, m = months, w = weeks, d = days, dns = duration not specified.