Autocontrol Guías de estudio, Notas de estudios & Resúmenes

Immune hemolytic anemia - ANSWER-shortened RBC survival mediated through the immune response, specifically by humoral antibody Three broad categories ~Alloimmune ~Autoimmune hemolytic anemia (AIHA) ~Drug-induced immune hemolytic anemia (DIIHA) Alloimmune - ANSWER-the antibody is formed to an antigen introduced to the patient from a foreign blood sample Autoimmune hemolytic anemia (AIHA) - ANSWER-the antibody is produced to an antigen on the patients RBC's A positive DAT in an ...

Lab CE Modules — Blood Banking Questions And Answers ( Verified Review Exam 2024) 1. ABO serologic findings for a patient requiring a transfusion of Red Blood Cells are shown below. Which of the following ABO groups would be suitable for transfusion for this patient? Forward (Cell) Grouping Anti-A - 0 Anti-B - 4+ Anti-A,B - 4+ Reverse (Serum) Grouping A1 Cells - 4+ B Cells - 0 A. O, B B. B C. O, A D. AB - ANS-A 1. Match the reagent to its intend use in ABO discrepancy resoluti...

Which of the following is the most common cause of a false negative antibody screen or ID test? a. Forgetting to add AHG b. Using AHG that is expired c. Inadequate washing d. A positive autocontrol - c. Inadequate washing What are check cells (aka Coombs control cells)? a. D positive cells coated with anti-D antibodies b. D negative cells coated with anti0D antibodies c. Type O, D positive cells coated with AHG d. Type O, D negative cells coated with AHG - a. D positive cells coated wit...

What kind of specimen tube should we use for a DAT? correct answersPurple top, EDTA Which of the following would NOT be a patient that we would perform a DAT on? A: A patient with low Hgb and HCT levels but with no known bleeding B: A mother who has just given birth to a type O neg baby C: A patient exhibiting signs of an acute hemolytic transfusion reaction after receiving A pos RBCs from a donor D: A baby born to a mother who is type O correct answersB Does a positive DAT result me...

ISBB HARRWhich of the following distinguishes A1 from A2 blood groups? An A2 person may form anti-A1; an A1 person will not form anti-A1 A patient's serum is incompatible with O cells. The patient RBCs give a negative reaction to anti-H lectin. What is the most likely cause of these results? The patient may be a Bombay What antibodies are formed by a Bombay individual? Anti-A, B, and H Acquired B antigens have been found in Group A persons Blood is crossmatched o...

Harr Medical Laboratory Science // Harr ASCP Review Harr – Immunology QUESTION AND CORRECT SOLUTION 100% GUARANTEE PASS What type of serological testing does the blood bank technologist perform when determining the blood group of a patient? - ANSWER Phenotyping If anti-K reacts 3+ with a donor cell with a genotype KK and 2+ with a Kk cell, the antibody is demonstrating: - ANSWER Dosage Carla expresses the blood group antigens Fya, Fyb ,and Xga. James shows expressions of none...

What enzyme may be useful in distinguishing anti-Ge2 from anti-Ge3? Papain (Anti-Ge2 will not react) The beta 1-3 linkage between galactose and N-actylglucosamine is found in: Secretions Which of the following represents the Type II chain? Beta 1-4 linkage between galactose and N acetyl glucosamine Rank the order of decreasing H concentration on RBCs 0>A2>B>A2B>A1>A1B All of the following are genotypes for the A1 phenotype except: 1. A1/A1 2. A1/A...

SBB study guide questions and answers| all latest What enzyme may be useful in distinguishing anti-Ge2 from anti-Ge3? - Papain (Anti-Ge2 will not react) The beta 1-3 linkage between galactose and N-actylglucosamine is found in: - Secretions Which of the following represents the Type II chain? - Beta 1-4 linkage between galactose and N acetyl glucosamine Rank the order of decreasing H concentration on RBCs - 0>A2>B>A2B>A1>A1B All of the following are genotypes for the A1...

When preparing cryoprecipitate from plasma, the cryoprecipitate must be refrozen within? 1 hour Donated blood may not be used for allogeneic transfusion when HCV testing shows? EIA initial testing reactive, and one of the duplicate repeat results is reactive The following hepatitis B testing results indicates: HBsAg: Nonreactive, Anti-HBc: Reactive, Anti-HBs: Reactive, RNA HBV: nonreactive. Recurring infection (CDC says immune due to natural infection) The antigen that oc...

What type of serological testing does the blood bank technologist perform when determining the blood group of a patient? - ANSWER Phenotyping If anti-K reacts 3+ with a donor cell with a genotype KK and 2+ with a Kk cell, the antibody is demonstrating: - ANSWER Dosage Carla expresses the blood group antigens Fya, Fyb ,and Xga. James shows expressions of none of these antigens. What factor(s) may account for the absence of these antigens in James? - ANSWER Gender and race Which of the foll...