Table 3. Characteristics of the patients diagnosed with a true infection.

Case	Gender	Age	Underlying Malignancy	Specimen	Diagnosis/Possible Source	Presentation/Clinical Symptoms	Prior Procedures	CVC or Other Device	Time to Diagnosis of Infectiona	Antibiotic Treatment	Other Treatment Intervention
1	M	55	Urothelial cancer	Wound culture (deep abdominal wound)	Abdominal-pelvic subcutaneous abscess	Fever, chills, abdominal pain	Repair of large ventral hernia with primary closure	No	28 days	Cephalexin for 14 days	I&D of abdominal abscesses, Wound Vacuum placement
2	F	68	Poorly differentiated chordoma of the foot	Superficial wound culture	Below-knee amputation site soft tissue infection and fluid collection	Pain and burning at prior amputation site	Right below knee amputation	No	8 months and 26 days	Doxycycline and Ciprofloxacin for 14 days	none
3	M	67	Prostate cancer	Body fluid aspirate culture	Pelvic abscess	Fever, chills	Robotic radical prostatectomy	No	2 months and 14 days	Linezolid for 14 days, followed by Sulfamethoxazole/Trimethoprim for 28 days	CT-guided drainage of pelvic fluid collection
4	M	29	Dermatofibrosarcoma	Body fluid aspirate culture	Left groin fluid collection at prior surgical site	Left groin pain	Inguinal mass resection	No	23 days	Amoxicillin/Clavulanate for 14 days	US-guided fluid collection aspiration
5	M	73	Metastatic penile cancer	Body fluid aspirate culture	Left thigh fluid collection	Left thigh erythema and pain	Total urethrectomy, peritoneal urethrostomy, bilateral groin lymph node dissection	Port	1 month and 29 days	Cephalexin for 28 days	US-guided drainage
6	M	47	Melanoma of the thigh	Body fluid aspirate culture	Left thigh abscess	Fever, pain at abscess site	Left thigh melanoma excision with groin LN dissection	No	2 months and 11 days	Vancomycin and Ampicillin/Sulbactam for 3 days, transitioned to oral doxycycline on discharge for 14 more days	CT-guided drainage of abscess
7	F	41	Melanoma of the buttock	Body fluid culture (JP drain)	Groin surgical site infection (wound infection/cellulitis)	Fever, Purulent drainage from wound	Melanoma site resection and right groin lymphadenectomy	No	31 days	Amoxicillin/Clavulanate and ciprofloxacin for 10 days	JP drainage
8	M	64	AML, s/p allogeneic HSCT	Blood culture (one culture positive)	Bacteremia, possibly CVC-associated	Fatigue, leukopenia	None	Yes (Hickman catheter)	N/A	Vancomycin IV for 10 days	CVC removal
9	F	78	Renal cell carcinoma	Blood Culture (one culture positive, polymicrobial)	Bacteremia, from prior surgical wound infection/dehiscence	Wound dehiscence	Spinal instrumentation and fusion	No	1 month and 18 days	Vancomycin IV and oral Ciprofloxacin for 42 days	Spinal hardware removal
10	M	49	Germ cell testicular cancer	Urine culture	UTI	Dysuria, UA pyuria WBC >100/hpf, abdominal pain	None	Left ureteral stent	3 months and 27 days	Ciprofloxacin for 14 days	none
11	M	64	Renal cell carcinoma	Urine culture	UTI	Urinary retention, UA pyuria WBC >100/hpf	Left open radical nephrectomy	Intermittent straight catheterizations	26 days	Ciprofloxacin for 10 days	none
12	F	59	Metastatic breast cancer	Urine culture	UTI	UTI symptoms, not other specified, UA pyuria WBC >100/hpf	none	Implantable port	N/A	Nitrofurantoin for 14 days	none
13	F	77	Metastatic colorectal cancer	Urine culture	UTI	Urinary frequency, pain with urination, UA WBC >100/hpf	none	none	N/A	Trimethoprim-sulfamethoxazole for 14 days	none
14	F	79	Chronic lymphocytic leukemia	Urine culture	UTI	Frequent urination, UA WBC >100/hpf	none	none	N/A	Ciprofloxacin for 7 days	none

^aDuration between the date of surgical procedure performed and the date of infection occurred and culture taken.

CVC, central venous catheter; M, male; F, female; CT, computed tomography; US, ultrasound; JP, Jackson-Pratt drain; AML, acute myelogenous luekemia; s/p, status post; HSCT, hematopoietic stem cell transplant; N/A, not applicable; UTI, urinary tract infection; UA, urinalysis; WBC, white blood cell; hpf, high-power field.