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 1 Case 1. Edit article Share article View revision history. Log in Sign up. Unable to process the form. Loading Stack – 0 images remaining. Staghorn nephrolithiasis Staghorn calculi Coral calculus Coral calculi Struvite calculi Staghorn renal calculi Struvite renal calculi Staghorn type calculi.

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Valculo 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. If left untreated, staghorn calculi result in chronic infection and eventually may progress to xanthogranulomatous pyelonephritis 5. Case 7 Case 7. Staghorn calculi are composed of struvite chemically this is magnesium ammonium phosphate or MAP and are usually seen rfnal the setting of recurrent urinary tract infection with urease-producing bacteria e.


In the latter situation, the opaque collecting system may be attributed to contrast rather renl the calculus, especially when staghorn calculi are bilateral. Classic signs in uroradiology. Case 10 Case Coraliform within the stone is common.

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Case 6 Case 6. You can also scroll through stacks caculo your mouse wheel or the keyboard arrow keys. Case 4 Case 4. Case 9 Case 9. Abnormal calcifications in the urinary tract. Synonyms or Alternate Spellings: The collecting system is filled with a densely calcified mass, producing marked posterior acoustic shadowing.

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Urease hydrolyses corwliforme to ammonium with an increase in the urinary pH Uric acid and cystine are the underlying components of a minority of these calculi 5. Case 3 Case 3.

Articles Cases Courses Quiz. There is usually little differential, provided intravenous contrast has not been administered. Radiographics full text – doi: Read it at Google Books – Find it at Amazon. For a general discussion of renal calculi please refer to nephrolithiasis. Case 8 Case 8.


Proteus, Klebsiella, Pseudomonas and Enterobacter. Thank you for updating your details. Staghorn calculi are radiopaque and conform to the renal pelvis and calyces, which are often to some degree dilated. The vast majority of staghorn calculi are radiopaque and appear as branching calcific densities overlying the renal outline and may mimic an excretory phase intravenous pyelogram.

Case 5 Case 5.

The majority of staghorn calculi are symptomatic, presenting with fever, haematuria, flank pain and potentially septicaemia and abscess formation.