Staghorn calculi, also sometimes called coral calculi, are renal calculi that obtain their characteristic shape by forming a cast of the renal pelvis and calyces, thus. Cálculo renal coraliforme; extraído por lumbotomía. This video may be inappropriate for some users. Sign in to confirm your age. Watch Queue. Queue. Watch QueueQueue. Remove all.

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Case 11 Case Case 9 Case 9. In the latter situation, the opaque collecting system may be attributed to contrast rather than the calculus, especially when staghorn calculi are bilateral. Thank you for updating your details.

renaal For a general discussion of renal calculi please refer to nephrolithiasis. Support Radiopaedia and see fewer ads. Check for errors and try again. The majority of staghorn calculi are symptomatic, presenting with fever, haematuria, flank pain and potentially septicaemia and abscess formation.

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Staghorn calculus (kidney) | Radiology Reference Article |

There is usually little differential, provided intravenous contrast has not been administered. Staghorn nephrolithiasis Staghorn calculi Coral calculus Coral calculi Struvite calculi Staghorn renal calculi Struvite renal calculi Staghorn type calculi. Loading Stack – 0 images remaining. Synonyms or Alternate Spellings: Classic signs in uroradiology. To quiz yourself on this article, log in to see multiple choice questions.

CT urography, an atlas. When viewed on bone windows they have a laminated appearance, due to alternating bands of magnesium ammonium phosphate and calcium phosphate 5.

About Blog Go ad-free. The collecting system is filled with a densely calcified mass, producing marked posterior acoustic shadowing.

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Cálculo renal coraliforme; extraído por lumbotomía. | Medicina. | Pinterest

Staghorn calculi are composed of struvite chemically this is magnesium ammonium phosphate or MAP and are usually seen in the setting of recurrent urinary tract infection with urease-producing bacteria e. Read it at Google Books – Find it at Amazon. Lamination within the stone is common.

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The vast majority of staghorn calculi are radiopaque and appear as branching calcific densities overlying the renal outline and cakculo mimic an excretory phase intravenous pyelogram. Log in Sign up. You can also scroll through stacks with your mouse wheel or the keyboard arrow keys. Abnormal calcifications in the urinary tract. Uric acid and cystine are the underlying components of a minority of these calculi 5.

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Urease hydrolyses urea to ammonium with an increase in the urinary pH Case 2 Case 2. Case 4 Case 4. Articles Cases Courses Quiz. Staghorn calculi are radiopaque and conform to the renal pelvis and calyces, which are often to some degree dilated. Case 10 Case