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DEPARTMENT OF PATHOLOGY DEPARTMENT OF PATHOLOGY AND LABORATORY DIAGNOSISAND LABORATORY DIAGNOSIS
FATIMA COLLEGE OF FATIMA COLLEGE OF MEDICINEMEDICINE
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SQUAMOUS EPITHELIAL CELLS (SUPERFICIAL TYPE). CYTOLASM IS THIN AND WRINKLED. CELL PERIPHERY
IS FOLDED. UNSTAINED, X400.
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SQUAMOUS EPITHELIAL CELLS (SUPERFICIAL TYPE). STAINABILITY OF THE CELLS ARE GOOD. THE NUCLEI ARE SMALL AND CONDENSED. STERNHEIMER STAIN,
X400.
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SQUAMOUS EPITHELIAL CELLS (INTERMEDIATE TYPE). THE CYTOPLASM IS THICKER THAN THAT OF
SUPERFICIAL TYPE CELLS. CELL PERIPHERY IS CLEAN AND ROUND. UNSTAINED, X400.
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SQUAMOUS EPITHELIAL CELLS (INTERMEDIATE TYPE). STAINABILITY IS GENERALLY POOR. THE CELLS STAIN
LIGHT PINK. STERNHEIMER STAIN, X400.
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SQUAMOUS EPITHELIAL CELLS (DEEP LAYER TYPE). THE CYTOPLASM IS THICK AND HOMOGENOUS. CELL
SHAPE IS MOSTLY SPHERICAL. UNSTAINED, X400.
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SQUAMOUS EPITHELIAL CELLS (DEEP LAYER TYPE). STAINABILITY IS GENERALLY POOR. STERNHEIMER
STAIN, X400.
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TRANSITIONAL EPITHELIAL CELLS (SUPERFICIAL TYPE). THEY HAVE THICKER CYTOPLASM. THE
PERIPHERAL IS CRESCENT- SHAPED, POLYGONAL AND ANGULAR. UNSTAINED, X400
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TRANSITIONAL EPITHELIAL CELLS (SUPERFICIAL TYPE). THE SURFACE STRUCTURE IS ROUGH. THE
CELLS HAVE GENERALLY HAVE 2 OR 3 NUCLEI AND THEY ARE LARGE. STERNHEIMER STAIN, X400.
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TRANSITIONAL EPITHELIAL CELLS (INTERMEDIATE TYPE). THE CYTOPLASM SHOWS A YELLOWISH TONE. SURFACE STRUCTURE OF THE CELLS IS ROUGH. THE
PERIPHERAL IS ANGULAR. UNSTAINED X400.
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TRANSITIONAL EPITHELIAL CELLS (INTERMEDIATE TYPE). STAINABILITY IS GOOD, RESULTING IN A PINK
VIOLET STAIN. STERNHEIMER STAIN X400.
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TRANSITIONAL EPITHELIAL CELLS (DEEP LAYER TYPE). THE CYTOPLASM IS GENERALLY THINNER THAN IN DEEP LAYER
TYPE SQUAMOUS EPITHELIAL CELLS. THE PERIPHERY OF THE CELLS IS ANGULAR. THE UNSTAINED CYTOPLASM SHOWS A
YELLOWISH TONE. UNSTAINED, X400.
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TRANSITIONAL EPITHELIAL CELLS (DEEP LAYER TYPE). STAINABILITY IS GOOD. STERNHEIMER STAIN, X400.
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RENAL TUBULAR EPITHELIAL CELLS. THE LARGE AND IRREGULAR CELLS ARE RENAL TUBULAR EPITHELIAL
CELLS. THE NUCLEI ARE SMALL AND UNEVENLY LOCATED. UNSTAINED, X400.
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RENAL TUBULAR EPITHELIAL CELLS. STAINABILITY IS GOOD. THE PERIPHERAL STRUCTURE IS INDENTED.
STERNHEIMER STAIN, X400.
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OVAL FAT BODY. THE FAT GRANULES SHOW A YELLOWISH BROWN GLOSS OR DARK
BROWN GLOSS. UNSTAINED, X400.
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OVAL FAT BODY. THE SO-CALLED MALTESE CROSS DOUBLE REFRACTIVE IMAGE IS OBSERVED. POLARIZING MICROSCOPE
IMAGE, X400.
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HYALINE CAST. NO INCLUSION IS SEEN IN THE CAST. STERNHEIMER STAIN, X400.
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HYALINE CAST. CHARACTERIZED BY A SMALL QUANTITY OF FINE GRANULES
INCLUDED IN THE CAST. STERNHEIMER STAIN, X400.
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EPITHELIAL CELL CAST. MANY RENAL TUBULAR EPITHELIAL CELLS ARE SEEN IN
THE CAST. UNSTAINED, X400.
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EPITHELIAL CELL CAST. MANY RENAL TUBULAR EPITHELIAL CELLS COMPLETELY
FILL THE CAST. STERNHEIMER STAIN, X400.
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GRANULAR CAST. THE CAST CONTAINS MANY COARSE GRANULES. UNSTAINED,
X400.
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GRANULAR CAST. ROUGH GRANULES ACCOUNT FOR MOST OF THE CAST.
STERNHEIMER-MALBIN STAIN, X400.
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WAXY CAST (BROAD CAST). THE CAST SHOW A CHARACTERISTIC FISSURE. THE CAST IS
VERY BROAD WHEN COMPARED WITH SURROUNDING CELLS. UNSTAINED, X400.
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WAXY CAST. THE CAST ALSO HAS A FISSURE AND WAXY SURFACE, BUT THE WIDTH IS NOT SO GREAT. STERNHEIMER
STAIN, X400.
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FATTY CAST. FATTY GRANULES ARE TIGHTLY PACKED IN THE CAST. UNSTAINED, X400.
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FATTY CAST. FATTY GRANULES DO NOT STAIN, BUT THE CAST AS A WHOLE, STAIN ORANGE-YELLOW COLOR. STERNHEIMER
STAIN, X400.
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FATTY CAST. FATTY GRANULES STAIN ORANGE RED COLOR. SUDAN III STAIN,
X400.
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RBC CAST. THE CAST SHOW A YELLOW-BROWN COLOR REFLECTING THE
HEMOGLOBIN PIGMENT. UNSTAINED, X400.
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RBC CAST. RBC’S INCLUDED IN THE CAST STAIN LIGHT RED AND CAN BE CLEARLY DISTINGUISHED. STERNHEIMER STAIN,
X400.
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WBC CAST. THIS CAST CONTAINS MANY WBC’S INCLUDING SEGMENTED
NEUTROPHIL. STERNHEIMER STAIN, X400.
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BACTERIA. MANY ROD-SHAPED BACTERIA ARE OBSERVED. WBC’S ARE ALSO PRESENT. THIS SPECIMEN IS REPORTED AS “BACTERIA
(+++)”.
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YEAST. THE SHAPES ADOPTED BY YEAST ARE OVOID, GRAINY AND BUDDING. THIS
SPECIMEN IS REPORTED AS “YEAST (+++)”.
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TRICHOMONAS. FLAGELLATED TRICHOMONAS WHICH MOVE ACTIVELY ARE
SEEN. THEY ARE GLOSSY AND A LITTLE LARGER THAN WBC. THIS SPECIMEN IS REPORTED AS “TRICHOMONAS (+++)”.
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CALCIUM OXALATE CRYSTALS. COLORLESS, REGULAR OCTAHEDRAL. PH 6.0.
UNSTAINED, X400.
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CALCIUM OXALATE CRYSTALS. BISCUIT-SHAPED. THEY MAY BE CONFUSED WITH RED BLOOD CELLS. PH 6.0, UNSTAINED,
X400.
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URIC ACID CRYSTAL. THEY APPEAR YELLOW-BROWN IN COLOR. IN THIS EXAMPLE, LARGE
LENS-SHAPED CRYSTALS OVERLAP EACH OTHER. PH 6.0, UNSTAINED, X400.
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URIC ACID CRYSTAL. NOTICE THE YELLOW COLOR AND VARIETY OF SHAPES. X400.
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CALCIUM PHOSPHATE CRYSTAL. THIS IS WHITISH GRAY, IRREGULAR PLATE FORM.
PH 8.0, UNSTAINED, X400.
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TRIPLE PHOSPHATE CRYSTAL. COLORLESS CRYSTALS CHARACTERIZED BY STRONG
BIREFRINGENCE AND ENVELOPE OR COFFIN FORMS. PH 7.5, UNSTAINED, X400.
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BILIRUBIN CRYSTALS. REDDISH BROWN, SHORT NEEDLE-SHAPED CRYSTALS
FORMING BUNDLES. PH 6.5, UNSTAINED, X400.
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CHOLESTEROL CRYSTALS. COLORLESS FLAT PLATES WITH NOTCHED EDGES. A CASE OF
CYSTIC NEPHROPATHY. UNSTAINED.
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AMMONIUM BIURATE CRYSTALS. NOTICE THE “THORNY APPLE” APPEARANCE, X400.
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SULFA CRYSTALS. ALSO SEEN ARE WBC’S AND BACTERIA SUGGESTING A UTI. X400.
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AMPICILLIN CRYSTALS. BUNDLES OF CRYSTALS ARE SEEN AFTER
REFRIGERATION. X400.
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TRANSITIONAL CELL CARCINOMA CELLS. THE CELLS APPEAR IN MASSES AND ARE
MULTI-LAYERED. UNSTAINED, X400.
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TRANSITIONAL CELL CARCINOMA CELLS. HIGH N/C RATIO, PROMINENT
HYPERCHROMASIA AND ANISOKARYOSIS ARE SHOWN. A CASE OF URINARY BLADDER
CA. STERNHEIMER STAIN. X400.
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ADENOCARCINOMA CELLS. HIGH N/C RATIO, ENLARGED NUCLEOLI AND ANISOKARYOSIS
ARE SHOWN. A CASE OF MAMMARY CA WITH METASTASIS TO KIDNEY, STERNHEIMER
STAIN, X400.
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SQUAMOUS CELL CARCINOMA CELLS. STRANGE SHAPES, NUCLEAR ENLARGEMENT,
HYPERCHROMASIA AND ANISOKARYOSIS ARE SHOWN. A CASE OF CONTAMINATED URINE WITH SQUAMOUS CELL CARCINOMA OF THE UTERINE
CERVIX. STERNHEIMER STAIN, X400.