ANSC 210 1nd Edition Lecture 20 Outline of Previous Lecture I II III Staci R Dennis D V M Diagnostic Testing Before the Testing a Chief Complaint b Signalment c History d Physical Examination e Define Problems f Differentia Diagnoses g Plan Outline of Current Lecture I II Common Diagnostic Tests Imaging Current Lecture I II Common Diagnostic Tests a CDC complete blood count i White blood cells high in the beginning of an infection ii Red blood cells b Chemistry panel i Proteins ii Ions sodium potassium iii Glucose b Urine i Specific gravity concentration of urine 1 Low kidney problems ii Cells iii Bacteria Imaging a Can be expensive and can be cheap b Radiograph i Using X rays These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute ii iii iv v b b Generates an image Images internal structure Dense structures are brighter Safety 1 Ionizing radiation 2 can damage genetic material in spermatozoa and ovum 3 Injury tends to be cumulative ii Digital X Rays 1 Enhances the contrast 2 Manipulates the image 3 Allows image to be saved stored retrieved and transmitted ii Interpretation 1 Dense tissues do not allow x rays to penetrate 2 Bones appear white 3 The soft tissue appears grey cannot tell the difference between muscle and blood ii Least expensive Computed tomography CT i Uses x rays and computer technology to generate an image ii At all veterinary teaching hospitals iii Patient must remain motionless iv General anesthesia required v Can tell the differences between bone and soft tissue however cannot tell details in the soft tissue Ultrasonography i Images produced using ultrasound is called a sonogram 1 Uses sound waves 2 Image is displayed in real time 3 Allows to visual a Beating hearts b Fetal movement 2 Save for operator 3 Does not require sedation ii Used for 1 Echocardiography 2 Diagnose pregnancy
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