What could render red urine workup, false positive for hematuria?
dehydration
myoglobinuria
high doses of vitamin C
all of the above
Correct Answer :
D. all of the above
all the listed causes and others could result in false positive hematuria.
Related Questions
Which statement is true about the female urethra?
harder to catheterize when compared to the male urethra
4 inch long
opens into the vestibule below the clitoris
gets wider at the post-menopausal age
What is false concerning coagulase splitting bacteria (Griess) test?
it is a reduction reaction that converts nitrate to nitrite
nitrazine reagent papers are used to elicit the reaction
it is false negative in diluted urine, on taking vitamin C, and in gram +ve bacteria
the reaction takes 4 minutes to complete
Beside renal excretion of sodium, what does atrial natriuretic hormone cause?
constriction of renal afferent arterioles
renin inhibition
aldosterone stimulation
rise in systemic blood pressure
What is false about indinavir sulfate stones?
intratubular crystal formation might occur
CT cannot reliably confirm the presence of indinavir calculi
stone formation is demonstrated in 80% of patients taking the medication
is a protease inhibitor with poor solubility and significant urinary excretion
What is true regarding hematospermia?
should be investigated thoroughly like hematuria
is rarely associated with significant urologic pathology
carries a risk of infertility
mandates testicular biopsy
Which of the following is false regarding zona glomeruloza?
the most superficial layer of the adrenal cortex
responses to increased potassium levels, renin or decreased renal blood flow
it causes pheochromocytoma
secretes aldosterone
Which of the following does NOT affect serum creatinine?
gender
age
obstructing stone at left lower ureter
rhabdomyolysis
At which type of renal tubular acidosis (RTA), typically, potassium levels increase?
type 1
type 2
type 3
type 4
What antibiotic could result in red man syndrome?
vancomycin
clindamycin
streptomycin
tobramycin
Which type of renal stone crystals is known as coffin lid?
oxalate
struvite
urate
cystine
By which of the following structures, do the fused lower poles of hoarseshoe kidneys get trapped during embryologic ascent?
inferior mesenteric artery
superior mesenteric artery
celiac artery
common iliac artery
Which of the following is NOT a part of the urogenital diaphragm structures?
perineal membrane
deep transverse perineal muscle
urethral sphincter
Camper`s fascia
Which agent should be avoided during living-related donor nephrectomy?
ice slush
heparin
norepinephrine
methylene blue
From where does the main parasympathetic efferent innervation to the pelvic plexus arise?
S1
S2-S4
T11-L2
L3-S1
Which agent is most likely to cause hemorrhagic cystitis?
cisplatin
ifosfamide
phosphomycin
amphotericin B
How many renal papillae are there in a typical kidney?
4 to 6
7 to 9
10 to 12
13 to 14
What is the most common cause of hematuria in men over 60 yrs.?
kidney stones
glomerulonephritis
BPH
bladder cancer
During fluoroscopy, what is the main source of radiation hazards that urologists could be exposed to?
scattered radiation from the unleaded wall
scattered radiation from the patient
scattered radiation from the floor and ceiling
radiation from the primary beam
Which of the following is (are) direct branch(es) of the abdominal aorta?
median sacral artery
inferior phrenic arteries
gonadal arteries
all of the above
Which agent is safe to kidneys?
amoxicillin
gentamycin
diclofenac
herb extract
What degrades semenogelin and determines the consistency of the seminal coagulum is:
spermine
acid phosphatase
PSA
semenoglobulin
Which of the following explains infertility in liver cirrhosis male patients?
decrease plasma estradiol levels
increase plasma testosterone-estradiol-binding globulin levels
suppression of suprarenal androgens
exaggerated pituitary response to feedback hormones
Which of the following does asymptomatic hematuria workup include?
cystoscopy
CT urography
urine cytology
all of the above
What is the narrowest part of the ureter?
uretero-pelvic junction
uretero-vesical junction
where ureters cross the pelvic brim
where ureters cross the common iliac bifurcation
What could cause autonomic dysreflexia?
full bladder or rectum
tooth extraction
hypertension medications
uncontrolled diabetes mellitus
The majority of circulating testosterone is:
bound to sex hormone-binding globulin
free
bound to α1-antichymotrypsin
bound to albumin
Which group(s) of lymph nodes drain(s) the glans penis?
internal and external iliac
superficial inguinal
deep inguinal
superficial and deep inguinal
Which of the prostate medications could result in retrograde ejaculation?
tamsulosin
doxazosin
dutasteride
alfuzosin
All of the following develop from the mesonephric ducts, EXCEPT:
vas deferens
seminal vesicles
appendix epididymis
appendix testis
Which statement is false concerning capacitation of spermatozoa?
occurs after acrosome reaction
entails removal of a glycoprotein layer
it is a biochemical event of sperm maturation
changes occur in the female genital tract