SHU Score of Dobbs and Fleming for Urinary Tract Infection

Description

The Symptom-History-Urine Dipstick (SHU) score of Dobbs and Fleming can be used to evaluate a patient for a urinary tract infection (UTI). The authors are from Birmingham.

Patient selection: pediatric, nonpregnant female

SHU findings:

(1) frequency

(2) nocturia

(3) dysuria

(4) urgency

(5) hematuria

(6) offensive urine

(7) nausea

(8) symptoms for <= 9 days

(9) history of previous UTI

(10) history of previous IVP (intravenous pyelography)

(11) dipstick positive for protein

(12) dipstick positive for blood

(13) dipstick positive for nitrite

Pediatric patient 0 to 14 years

	Present	Absent
frequency	2	-2
nocturia	0	0
dysuria	3	-3
urgency	0	0
hematuria	0	0
offensive urine	2	0
nausea	-2	0
symptoms <= 9 days	1	-3
history previous UTI	2	-1
history previous IVP	2	0
dipstick positive protein	5	-2
dipstick positive blood	4	-1
dispstick positive nitrite	4	-1

Female 15 to 49 years, nonpregnant

	Present	Absent
frequency	1	-3
nocturia	2	-2
dysuria	2	-2
urgency	1	-1
hematuria	3	0
offensive urine	2	0
nausea	-2	0
symptoms <= 9 days	1	-3
history previous UTI	0	0
history previous IVP	2	0
dipstick positive protein	3	-1
dipstick positive blood	3	-3
dispstick positive nitrite	11	-2

Female >= 50 years, nonpregnant

	Present	Absent
frequency	1	-3
nocturia	2	-4
dysuria	2	-2
urgency	1	-1
hematuria	0	0
offensive urine	2	-1
nausea	-2	0
symptoms <= 9 days	0	0
history previous UTI	1	-2
history previous IVP	2	0
dipstick positive protein	0	0
dipstick positive blood	1	-2
dispstick positive nitrite	5	-2

score =

= SUM(points for all of the parameters)

Interpretation:

• A high positive score is associated with UTI.

• A negative score is seen in patients negative for UTI.

• A patient with a UTI can have a negative score and a patient with a positive score may be negative for UTI.

To read more or access our algorithms and calculators, please log in or register.

SHU Score of Dobbs and Fleming for Urinary Tract Infection

Description

Specialty