Renal Stones

Question 1

Etiogies for renal stones

Answer 1

idiopathic calcium urolithiasis;

! hypercalcaemic disorders;

! renal tubular syndromes;

! uric acid lithiasis;

! enzyme disorders;

! secondary urolithiasis;

Question 2

What happen in idiopathic calcium urolithiasis

Answer 2

Normal serum ca level and unexplained hypercalceuria

Question 3

What are 2 types of idiopathic calcium urolithiasis

Answer 3

Renal idiopathic calcium urolithiases

Absorptive idiopathic calicium urolithrasis

Question 4

What’s most common reason for urinary stones E

Answer 4

Idiopathic calcium arolithiasis urolithiasis

Question 5

What can be coexist with icu

Answer 5

Hydroxaluria and hyperaricosuria u renal tabular acidosis

Question 6

What ane hyper calciemic disoders which cause renal stones.

Answer 6

‘1 primary hyperparatheroidisms 2 prolong immobilizations 3 milla alkali syndromes 4 other causes

Question 7

Flow primary hyperpmathyroidism cause renal stones.

Answer 7

Parathyroid adenama secreate parathomes cause increase calcium levels

Question 8

How prolong immobilization cause renal stones.

Answer 8

Hypercalciaria and hyper calcemia due to bone resorption

Question 9

What one other causes for hypercalcemic disoders:

Answer 9

Neoplastic disease, cushing disease, hyperthyroidism

Question 10

What are renal tubular syndromes cause for renal? Stones i

Answer 10

Renal tubular acidosis and cystinuria

Question 11

How cause renal tubular acidosis to renal stones

Answer 11

Rta type i due hypercalciuria and cour urinary citrate excreation

Question 12

Composition of renal stones in rta.

Answer 12

Pure calcium phosphate

Question 13

What’s % of renal stones caused by uric acid lithiasis

Answer 13

5-10% of urinary stones

Question 14

2 main reasons for uric acid lithiasis

Answer 14

Excessive excreation uric acid
Excessive acidic urine
Undissociated uric acid at ph less than 5.5

Question 15

How dietary purine cause uric acid stones

Answer 15

Uric acid end product of purine metabolism

Question 16

Two causes for uric acid stones

Answer 16

Myeloproliferative disease
Chemotheraphy,
Low urine volume= IBD pts,ileostomy pts

Question 17

How uric acid stones appear

Answer 17

Hard and smooth multiple and multifaceted

Question 18

What are enzyme disoders for renal stone occurance.

Answer 18

Primary hydroxaluria , xanthiuria, 2-8 dihydroadenineuria

Question 19

What are causes for secondary urolithiasis

Answer 19

Secondary hydroxalaria, 
dietary excess
, infections 
obstruction and stasis
 medullary sponge kidneys
 urinary diversion
Drugs