Clinical Placement Final Exam

CLINICAL PLACEMENT FINAL EXAM Transudates are RICH in protein. (T/F) FALSE. Transudates are NOT rich in proteins. What does the presence of fluid in any of the body cavities indicate? Disease/pathological process. Define a dialysate fluid. Peritoneal fluid from a patient undergoing renal dialysis. What effect does the addition of heparin to a serous fluid specimen have? Prevents clotting. Specific gravity of a transudate. 1.005 to 1.015 Cytologically, what is the background appearance of a transudate? Clear background. What disease process would NOT cause a transudate? Regional inflammation. Formula for cytologic sensitivity test True positives/ (true positives + false negatives) The presence of a foreign body would most likely cause a (transudate/exudate). EXUDATE Exudates have a tendency to clot. (T/F) TRUE. Fat vacoules in histiocytes (LIPID-LADEN MACS) are seen in an effusion. What does this indicate? There is a destruction of tissue. Cytologic examination of a pleural effusion revealed giant macrophages and epithelioid cells in a background of degenerate leukocytes and granular debris. What does this presentation indicate? Rheumatoid arthritis. The cells in an effusion from a patient with pulmonary tuberculosis would most likely be confused with? Small cell lymhoma The antigen retrieval technique which is performed on processed paraffin sections is achieved by?