Genitourinary Flashcards
finding in renal biopsy in MPGN
dense deposit in glomerular basement membrane
quid of dense deposit
C3
Physiopatho in MPGN
persistent activation of alternative pathway of complement
quid of nephritic factor
IGG against c3 convertase
clue for MPGN
Hematuria and SN
action of cyclosporin
inhibits interleukin 2 transcription
what s the most common side effect of cyclo
nephrotoxicity
how nephrotoxicity induced by cyclo manifest
hyperkalimia
Hus sometimes
side effect of cyclo to remember(5)
nephrototoxycity tremor hta gum hypertrophy hyperkaliemia
Mycophenolate side effect
marrow suppression
azathioprine side effect(3)
diarhee
leukopenia
hepatotoxicity
patient with autosomal dominant polykystic renal disease with intracerebral hemorrrage,why
rupture of berry aneurism
most common extra renal manif of ADPKD
Hepatic cyst
other extra renal manif of ADPKD(3)
Mitral valve prolapse/aortic regurgitation
colonic diverticula
abdominal wall hernia or inguinal hernia
urinalysis sign of nephritis
WBC cast
patient on cephalexin develops dark urine
drug induced intersticial nephritis
hallmark of drugs induced intersticial nephritis(2)
eosiniphiluria
hypereosniphilie
treatment of drug induced intersticial nephritis
stop the offending agent
the first phenomenon occuring in diabetic
glomerular hyperfiltration
why GFR increases in diabetics patient
because of glomerular hypertrophy
perio to have high GFR in diabetic patient
0-5 ans
laps of time to have microalbuminuria
5-10 years
why you will have microalbuminuria
mesangial expansion
quid of arterial hyalinosis
thickening of the basement membrane=mesangial expansion
what will happen after ten years in diabetics patient(2)
mesangial nodule
(kimmelstiel nodules disease)
tubulointersticial fibrosis
nephrotic syndrome avec low GFR
what can you have during mesangial expansion
HTA
quid of glomerulosclerosis
tubulointersticial fibrosis
hallmark of renal problem in diabetics patient
microangiopathy
risks factor for diabetics nephropathy
bad glycemia control HTA smoking age ethnicity
what nationality is a risk fector for diabetic nephropathy
mexican
african american
first cause of renal failure in north america
diabetes
management of uncomplicated pyelonephritis
blood culture
followed by empiric antibiotics
indication of MRI or US in pyelonephritis(2)
persistent fever
rulet out abcess or obstruction
persistent fever in pyelonephritis(2)
abcess
obstruction
indication of iv pyelogram in pyelonephritis
chronic pyelonephritis
complication of acute pyelonephritis(3)
abcess
papillary necrosis
emphysematous pyelonephritis
cause of bleeding in renal failure
platelet dysfunction
rx of bleeeding in renal failure
desmopressin(DDAVP)
what cause platelet dysfunction in renal failure
accumulation of guanidino succinic acid
red urine in patient taking anti tb
drug reaction(rifampicin)
clue for renal cell carcinoma(2)
blood in urine
left sided varicoceles
work up of renal cell carcinoma
abdominal CT
clue for varicocele
they fail to empty due to obstruction of gonadal vein by the the tumor when it entries in renal vein when the patient is in recumbent position
why erythrocytosis in renal cell carcinoma
high production of erythropoietine by the tumor
paraneoplastic syndrome in RCC(5)
anemia or erythrocytosis hypercalcemia thrombocytosis cachexia fever
patient whith tonic clonic seizure develops renal failure and high K+ why
rhabdomyolysis
why renal failure in rhabdomyolysis
tubular injury by myoglobin
cause of high K+
rein prroblem medication Metaboloic acidosis hyperglycemia tissue or cell destruction pseudo hyperkaliemia
medication induced high K+(7)
amyloride ACE inhibitor ARBS NSAIDS K+sparing diuretics non selectived B blocker digoxin
secret to hyperkaliemie
all the time you block the SRAA —>high K+
quid of pseudo hyperkaliemia
hemolysed blood sample
why hyperglycemia causes high K+
K+ Movement out of the cells
why ACE inhibitor and ARB’s causes high K+
block SRAA axis
why k+ sparing diuretics causes high K+
block receptor aldosterone
why NSAIDS causes high K+
because prostanglandin plays a key role in the activation of SRAA axis
why digoxin causes high K+
by blocking K+NA+ ATPASE PUMP
why B Blocker causes high K+
block uptake of K+ by cells
EKG finding of hyperkaliemia
peaked T waves
Patient with disk herniation develops retention of urine
2 possibilities
-severe pain plus HBP
cauda equina syndrome
Patient with disk herniation develops retention of urine sever pain and HBP
because of HBP valsalva maneuver will be perfrom strongly by the patient and more pain wil be produced if disk herniation because of high intra abdominal peressure
so retention can occur
clue of cauda equina syndrome
anal sphincter tone will decrease because of nerve root injury
cause of neurologic deficit in herniated disk
spinal nerve inpingement
why elderly is prone to dehydration(3)
decrease thirst response to dehydration
impaired renal Na+ conservation
impaired renal ability concentration
rx of dehydration
crystalloid
why you should rehydrate elderly with caution
because sodium loading can unmask subclinical heart failure in elderly
4 types of renal stones(4)
calcium oxalate/phosphate
acid uric
struvite or triple phosphate
cysteine
most common type of stone
calcium stone
most common cause of calcium stones(7)
idiopathic hypercalciuria hyperuricosuria hyperoxaluria decrease urinary citrate renal tubular acidosis chronic decrease of urine output hypercalciuria secondary to systemic disorder
quid idiopathic hypercalciuria(2)
hypercalciuria
normal calcemia
whaT’s the most common cause of hypercalciuria
idiopathic hypercalciuria
systemic disorder causing hypercalciuria(2)
primary hyperparathyroidism
sarcoidosis
causes of hyperoxaluria(4)
high vit C intake
high green leafy vegetables intake
IBD
short bowel syndrome
finding in renal tubular acidosis
nephrocalcinosis
hypercalciuria in Men
> 300 mg /24 H
hypercalciuria in women
> 250 mg/24 h
rx of stones induced by idiopathic hypercalciuria(3)
fluid intake
dietary Na+ restriction
thiazide or amiloride
action of thiazide(2)
decrease urinary calcium excretion
precent precipitation of calcium in urine
rx of stones induced by hyperuricosuria(2)
purine restricted diet
allopurinol
recommandation for rx of calcium stone what to restrict
Na+
oxalate
proteins
restriction of na+ in calcium stones
source of oxalate (3)
dark roughage
chocolate
vit C
protein source to avoid in calcium stone(4)
beef
poultry
eggs
fish
what to increase in rx of calcium stone
fluid
normal or high calcium intake
fluid to take during rx of calcium stone
> 3 l day
intake of calcium in rx of calcium stone
1000 mg daily
why furosemide is contraindicated in calcium stone
it increase excretion of calcium
first thing in acute non complicated calcium stone(3)
fluid
observation
analgesique
nephrotic syndrome tetrad
proteinuria > 3-3.5 g par 24 h
hypoalbuminemia
edema
hyperlipidemia and lipiduria
the most common manif of SN
proteinuria
basic pathology of SN
altered permeability of basement glomerular membrane
disease causing SN(5)
Minimal change
Membranous glomerulopathy
mesangial proliferative glomerulonephritis
membranous proliferative glomerulonephritis
glomerulosclerose focale et segmentaire
cause of hypercoagulability in SN(5)
Loss of antithrombine 3 altered level of protein C et S increased platelet aggregation hyperfibrinogenemia impaired fibrinolysis
why hyperfibrinogenemie
because of increase hepatic synthesis of fibrinogene
the most common manif of hypercoagulability in SN
renal vein thrombosis
why microcytic anemia in SN
because of loss of transferrin
complication of SN(5)
microcytic anemia VIT D deficiency low thyroxin level infection malnutrition
why low vit D in SN
because of increase excretion of cholecalciferol binding protein
why low thyroxin level in SN
loss of thyroxin binding protein
protein transporter of fer
transferrin
protein transporter of T3 T4
thyroxin binding globulin
protein tranporter of vit D
cholecalciferol binding protein
why acute renal failure in cocaine abuse
rhabdomyolisis
rhabdomyolisis in acute renal failure
myoglobin causes acute tubular necrosis
red flag for acute tubular necrosis in cocaine abuse
CPK >20000
differentiate drugs induced renal failure and drugs induced intersticial nephritis(2)
no wbc in the urinary sediment in drug u=induced renal failure
as the opposite of intersticial nephritis induced by drug
drugs causing renal failure
aminoglycoside
what to do during administration of aminoglycoside(2)
monitor renal fonction
monitor drug level
patient with CRAB cause of that(2)
paraproteinemia=
Bencejones
other name of Multiple myeloma
kahler disease
why renal inssuficiency in MM
obstruction of distal and collectig tubules by bence jones protein
simple renal cyst on ct (4)
black mass with no multilocular
no septae intra the mass
on thickened wall
ono enhancement on CT
management of simple renal cyst(2)
observation
reassurance
most common cause of SN in hogkin lymphoma
minimal change disease
the best way to remove K+ in the body in case of Hyperkaliemia(3)
kayexalate
dyalisis
diuretics
what’s kayexalate(2)
cation exchange resin
Na+ entre K + sort
why amitryptiline can cause urinary retention(4)
anticholinergic effect
block detrusor contraction
prevent sphincter relaxation
no relaxation
why foley catheterization is important in urinary retention(2)
to provide symptomatic relief
to document retention
quid of priapism
painful and persistent erection
Med causing priapism(2)
trazodone
prazocin
disease causing priapism(2)
sickle cell disease
leukemia
quid of trazodone
it’s a anti depressant
diabetic patient with proteinuria possibilities(2)
infection
glomerular basement changes
the 2 presentations of diabetic nephropathy
nodular glomerulosclerosis
diffuse glomerulosclerosis
most common cause of nephropathy in diabetic
diffuse glomerulosclerosis