CRYSTALS

Jef Marc Valencia · 73問 · 2年前

通報

問題一覧

Term refering to presence of crystals in urine

CRYSTALLURIA

Formed by precipitation of urinary solutes

URINE CRYSTAL

Urine crystals are formed by precipitation of urinary solutes such as

ORGANIC COMPOUND, SALT, MEDICATION

Factors that contribute to crystal formation

TEMPERATURE, SOLUTE CONCENTRATION, pH, URINE FLOW RATE

Appears as white crystals due to temperature

AMORPHOUS PHOSPHATE

Appears as pink crystals due to temperature

AMORPHOUS URATE

Inorganic compounds are less soluble in what solution

ALKALINE

Organic compounds are less soluble in what solution

ACIDIC

Normal crystals manner of reporting

SEMI QUANTITATIVE/HPF

Abnormal crystals manner of reporting

AVERAGE/LPF

Crystal form due to the precipitation of urine salts that appears as brick dust or small yellow brown granules resembling sand commonly seen in refrigerated specimen

AMORPHOUS URATE

Specific ph where amorphous urate crystals commonly seen

>5.5

Ways to dissolve amorphous urate crystal

ROOM TEMPERATURE, ACETIC ACID

Crystals seen in acidic urine that form due to increase in food rich in oxalic acid

CALCIUM OXALATE

Formation of calcium oxalate in the renal calculi

CLUMP

Two forms of calcium oxalate crystals

DIHYDRATE, MONOHYDRATE

Most c'mon form of calcium oxalate crystal also known as__which is colorless octahedral envelope or as two pyramids joined at their bases

DIHYDRATE, WHEDDELITE

A form of calcium oxalate crystal also known as___ which is oval or dumbbell shape

MONOHYDRATE, WHEWELLITE

These are sweet and tempting substance in which causes calcium oxalate monohydrate crystals in urine when taken

ETHYLENE GLYCOL, ANTIFREEZE

Calcium oxalate crystals are commonly seen in urine when there is an increase of food intake rich in oxalic acid like

TOMATO, ASPARAGUS, ASCORBIC ACID

DIHYDRATE, WHEDDELITE

MONOHYDRATE, WHEWELLITE

Urine crystals which appears as cigarette but in appearance

CALCIUM SULFATE

Urine crystals which appears as yellow brown or colorless elongated prisms

HIPPURIC ACID

Pleomorphic crystals (rhombic four sided flat plates (whetstone), wedges, and rosettes,) Yellow-brown or colorless crystals c'mon in gout

URIC ACID

Increased amount of uric acid crystal is seen in

INCREASED LEVEL OF PURINE AND NUCLEIC ACID, LEUKEMIA PATIENT RECEIVING CHEMOTHERAPY, LESCH NYHAN SYNDROME, GOUT

Condition in which uric acid appears as orange sand in diapers

LESCH NYHAN SYNDROME

URIC ACID IN LESCH NYHAN SYNDROME

URIC ACID

Refractivity index of uric acid

BIREFRINGENT

Preferred microscope of viewing uric acid

POLARIZING

Large granules and may have spicules which resembles ammonium biurate in alkaline solution

ACID URATE

Slender prisms arranged in fan or sheaf like structures that is common in gout

SODIUM URATE

Shape of sodium urate crystals in synovial fluid

NEEDLE

Granular Sand like crystals which is commonly seen in alkaline refrigerated urine samples. White precipitate

AMORPHOUS PHOSPHATE

Yellow brown turny apple crystals seen in old specimen in which also can be associated with urea splitting bacteria and inadequate hydration

AMMONIUM BIURATE

Refractivity index of ammonium biurate crystals

BIREFRINGENT

Ammonium biurate crystals are dissolved in

ACETIC ACID HEATED TO 60C

Colorless flat rectangular plates or thin prisms often in roset formations resembling sulfonamide crystals which is the common constituent of renal stones and calculi

CALCIUM PHOSPHATE, APATITE

Two forms of calcium phosphate crystal

HYDROXYAPATITE, BRUSHITE

Distinguishing characteristics of sulfonamide crystal against calcium phosphate crystal

NOT DISSOLVED IN DILUTE ACETIC ACID

Basic calcium phosphate crystal which appears as wedge like or colorless

HYDROXYAPATITE

Calcium hydrogen phosphate crystal which appears as irregular granular or flat shape

BRUSHITE

CALCIUM PHOSPHATE, BRUSHITE

Also known as____which appears as colorless prism shape or coffin lead and appears as a fern leaf when they disintegrate and can be associated with uti and constituent of renal calculi

STRUVITE, AMMONIUM MAGNESIUM PHOSPHATE, TRIPLE PHOSPHATE

Small colorless dumbbell shape sometimes granular crystal seen in alkaline urine

CALCIUM CARBONATE

The distinguishing characteristics of calcium carbonate after the addition of acetic acid

EFFERVESCENCE

Rectangular plates with notched edges or staircase pattern crystals commonly seen in nephrotic syndrome

CHOLESTEROL

Urine sediments commonly seen in nephrotic syndrome or lipiduria

OVAL FAT BODY, FATTY CAST, CHOLESTEROL CRYSTAL

Cholesterol crystals are soluble in

CHLOROFORM, ETHER

CHOLESTEROL

Crystal associated with liver diseases

LEUCINE, TYROSINE, BILIRUBIN

Fine colorless to yellow needles that frequently form clamps or sets crystals associated w/ liver disease commonly seen in inherited disorders of amino acid metabolism

TYROSINE

Tyrosine crystals are usually seen in conjunction____in specimens with chemical test results positive for_____

LEUCINE CRYSTAL, BILIRUBIN

Oily looking yellow brown spears with concentric circles and radial stations crystal associated with liver disease

LEUCINE

Clump needles or granules with the characteristic yellow color of bilirubin crystal associated with liver disease

BILIRUBIN

TYROSINE

LEUCINE

BILIRUBIN

Crystals formed due to high concentration of solutes or reagent that could cause precipitation of solutes and it is commonly seen during medical treatment

IATROGENIC ORIGIN

Colorless to yellow brown needles resembling 'sheaves of wheat' could also form in rosettes, arrowheads, petals, or round, seen in possible tubular damage and mistaken as calcium phosphate crystal

SULFONAMIDE

Test used to differentiate sulfonamide from calcium phosphate crystal

LIGNIN TEST

Reagent used in lignin test

25% HCL

Positive result of lignin test

YELLOW DIAZO REACTION

Colorless needles that form bundles after refrigeration caused by the precipitation of antibiotics following massive doses without adequate hydration

AMPICILLIN

Slender feather like crystals that is due to antiviral drugs or indinavir

INDINAVIR

Colorless hexagonal plates mistakenly as uric acid crystal due to cystinuria and cystinosis

CYSTINE

A metabolic disorder that prevents reabsorption of system by the renal tubules

CYSTINURIA

Disorder due to the accumulation of cystine in cells

CYSTINOSIS

Select all Normal Crystals in Acidic Urine

AMORPHOUS URATE, CALCIUM OXALATE, CALCIUM SULFATE, HIPPURIC ACID, URIC ACID, ACID URATE, SODIUM URATE

Select all Normal Crystals in Alkaline Urine

AMORPHOUS PHOSPHATE, AMMONIUM BIURATE, CALCIUM PHOSPHATE, TRIPLE PHOSPHATE, CALCIUM CARBONATE

Select all AbNormal Crystals in Urine

CHOLESTEROL, SULFONAMIDE, AMPICILLIN

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