02.08.2020

urinary casts ppt

Their appearance is generally more cigar-shaped and of a higher refractive index than hyaline casts.

Hyaline casts can be seen even in healthy patients. See our

Casts may be absent or very few in cases of chronic, Casts in the urinary sediment may be used to localize disease to a specific location in the genitourinary tract. Squamous epithelial cells Figure 7. Maple syrup urine disease by Jimcale Xamari

Manifestations. Degenerated red cell casts may be called “hemoglobin casts.” Orange to red casts may be found with myoglobinuria as well.
Tubular RBC Cast WBC Cast Hyaline Casts Consists of protein alone. If so, share your PPT presentation slides online with PowerShow.com. WBC 6. All casts are composed of a mucoprotein known as Tamm-Horsfall protein which is secreted by the distal loop of Henle, the distal tubule and the collecting ducts at a fairly constant rate. Cells can adhere in random order or in sheets and are distinguished by large, round nuclei and a lower amount of cytoplasm. The cellular cast appears to result from a clumping of cells that are incorporated in a protein matrix.They may also be seen in acute interstitial nephritis, lupus nephritis, and acute papillary necrosis.Bacterial casts are casts composed of bacteria in a protein(hyaline) matrix. Renal tubular (epithelial) casts are most suggestive of tubular injury, as in acute tubular necrosis. B. Granular casts C. RBC casts D. WBC casts 34. Granular 3. • Red blood cells may stick together and form red blood cell casts.
Urinalysis Example. Hyaline 2.

#�щ� �> [Content_Types].xml �(� �[�n�@}���x�l�U� . boost your bust. Casts occur primarily because light chains coaggregate with Tamm-Horsfall glycoprotein.

They are seen after sternous exercise, chronic renal diseases, acute tubular necrosis etc.They are uaually seen in tubular injury of a more chronic nature than granular or cellular casts like severe chronic renal disease and renal amyloidosis. WBC casts are primarily associated with: A. Pyelonephritis B. Cystitis C. Glomerulonephritis These can be seen in Cylindrical protein structure in urine in certain disease states Urine Interpretation / Test / Analysis The so-called telescoped urinary sediment is one in which red cells, white cells, oval fat bodies, and all types of casts are found in more or less equal profusion. 51. low power-? Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Microscopic examination of urine Casts • Urinary casts are cylindrical aggregations of particles that form in the distal nephron, dislodge, and pass into the urine.

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