Which statement is false concerning microhematuria?
malignancy is identified in patients presenting with microhematuria more than in patients presenting with gross hematuria
microscopic hematuria is defined as > 3 red blood cells per high powered field (RBC/hpf) on a single specimen
warrants full hematuria workup
history of cigarette smoking is of significance
Correct Answer :
A. malignancy is identified in patients presenting with microhematuria more than in patients presenting with gross hematuria
the incidence of malignancy is related to the degree of hematuria.
Related Questions
What are the first and second most common zones from where prostate cancers arise?
central then transitional
peripheral then transitional
peripheral then central
transitional then central
Which hormone measures testicular germ cell function best?
LH
FSH
HCG
none of the above
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
What fascial layer(s) cover(s) the prostate?
Denonvilliers fascia
prostatic fascia
levator fascia
all of the above
What could cause autonomic dysreflexia?
full bladder or rectum
tooth extraction
hypertension medications
uncontrolled diabetes mellitus
What causes Cushing`s disease is:
bilateral adrenal hyperplasia
pituitary over secretion of ACTH
exogenous administration of glucocorticoids
immune-mediated disease
What is the nerve supply of the adrenal gland?
sympathetic to the medulla
parasympathetic to the medulla
sympathetic to the cortex
parasympathetic to the cortex
Which of the following diabetes mellitus treatments causes erectile dysfunction?
long-acting insulin
metformin
sulfonylurea
none of the above
Which of the following conditions could result in white urine?
chyluria
bacteriuria
phosphaturia
all of the above
To which group of lymph nodes do tumors at the anterior superior area of the bladder, first, drain?
hypogastric
internal iliac
external iliac
lateral sacral
What is false concerning PSA molecule?
the free form of PSA exists in small proportions in the body, and found mainly in BPH and in the ejaculate
α1- anti chymotrypsin binds to 3 epitopes of the PSA molecule to form a complexed PSA
α2- macroglobulin binds to 5 epitopes of the PSA molecule to form a complexed PSA
the purified PSA molecule has a molecular weight of 90 kDa
At what month of intra-uterine life do testes descend into the scrotum with the aid of the intra-abdominal pressure and the gubernacula?
sixth
seventh
eighth
ninth
Which α- adrenergic receptor subtype mediates smooth muscle contraction of the prostate?
α1-A
α2-A
α1-B
α2-B
What antibiotic could result in red man syndrome?
vancomycin
clindamycin
streptomycin
tobramycin
Which microbe causes red diaper syndrome?
Serratia marcescens
Streptococcus pyogenes
Clostridium difficile
Staphylococcus saprophyticus
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
At which type of renal tubular acidosis (RTA), typically, potassium levels increase?
type 1
type 2
type 3
type 4
Which statement is false concerning the epididymis?
each epididymis can be palpable at the postero-lateral surface of the testis
has 3 parts; head, body, and tail
new batches of sperms stay in the epididymis around 2 days for maturation
shares the same blood supply of the testis
What is the creatinine clearance in ml/min for a 70 kg man aging 50 yrs. with 1.1 mg/dL serum creatinine?
79.54
44.19
84.15
94.25
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
In which body tissue(s) are creatine and phosphocreatine converted to creatinine?
bone marrow
skeletal muscles
brown fat
liver
Renal blood flow is autoregulated by:
sympathetic nervous system
parasympathetic nervous system
urinary output
afferent arteriolar resistance
How many renal papillae are there in a typical kidney?
4 to 6
7 to 9
10 to 12
13 to 14
The epithelial component of the prostate consists of all of the following, EXCEPT:
basal cells
intermediate cells
tubulo-columnar cells
neuroendocrine cells
In utero, which hormone stimulates the development of the prostate gland?
estradiol
DHT
FSH
testosterone
Which part of the male urethra is the narrowest?
the membranous
the bladder neck
the bulbous
the external urethral meatus
Which organism is capable of proliferation in the urine and causing urethritis?
Ureaplasma urealyticum
Chlamydia trachomatis
E. coli
Neisseria gonorrhea
Which class of the following diuretics could cause erectile dysfunction?
loop diuretics
thiazide diuretics
potassium sparing diuretics
osmotic diuretics
Serum testosterone should be measured:
at mid-day
at the hour of sleep
in the morning
late afternoon
Where is the centre of reflex erection located at?
the brain cortex
the sacral cord
the lumbar cord
the hypothalamus