Trivia Quiz – It’s all in the %!!

Trivia Quiz

Percentages

What is the estimated prevalence of anemia worldwide?

10%

20%

30%

Anemia in 1.93 billion people; age-standardized prevalence of anemia 27%. Hematol Oncol Clin North Am 2016 Apr;30(2):247.

40%

50%

Of all venous thromboembolism (VTE) cases what % are reported to be first episodes (as distinct from recurrences)?

25%

50%

75%

Lancet. 2016 Dec 17;388(10063):3060-3073.; Hematology Am Soc Hematol Educ Program 2016 Dec 2;2016(1):397.

100%

What % transferrin saturation is suggestive of iron overload?

>10%

>15%

>35%

>45%

Hepatology. 2011 Jul;54(1):328-43.

>60%

Primary ITP is ITP occurring in the absence of a clinically identifiable source of immune dysregulation (for example SLE or viral infection). Secondary ITP occurs in the setting of underlying disease or drug exposure. What % of all ITP is represented by primary ITP?

20%

40%

70%

80%

Blood 2009 Jun 25;113(26):6511); N Engl J Med. 2019 Sep 5;381(10):945-55.

90%

Thrombocytopenia is the most common hematological abnormality in patients with chronic liver disease (CLD), especially those with cirrhosis or fibrosis. Approximately what % of patients with cirrhosis have thrombocytopenia?

10%

30%

50%

80%

Liver Int. 2017 Jun;37(6):778-793; Hepat Med. 2016;8:39-50.

95%

type 1 von Willebrand disease (vWD) accounts for what % of cases of vWD?

0-10%

10-30%

40-60%

60-85%

N Engl J Med. 2016 Nov 24;375(21):2067-2080.

80-100%

What % of patients with thrombotic thrombocytopenic purpura (TTP) present with the classic pentad of:

Thrombocytopenia
Microangiopathic hemolytic anemia
Fluctuating neurological symptoms
Renal impairment
Fever

Br J Haematol. 2012 Aug;158(3):323-35.

10%

20%

50%

75%

What % of patients with anemia of inflammation (anemia of chronic disease) have microcytic/hypochromic red cell indices?

15%

25%

Semin Hematol. 2013 Jul;50(3):232-8.

35%

55%

The estimated world-wide incidence of venous thromboembolism (VTE) is 10 million cases per year. What % of these are patients presenting with DVT (as distinct from pulmonary embolism with or without symptoms of DVT)?

13%

33%

66%

Lancet. 2016 Dec 17;388(10063):3060-3073.; Hematology Am Soc Hematol Educ Program 2016 Dec 2;2016(1):397.

90%

What is the target Hct % in patients with polycythemia vera receiving phlebotomy?

40%

42%

45%

NCCN Category 2A; BSH Grade 1A recommendations.

50%

What % of patients with iron deficiency anemia report pica?

10-15%

15-25%

25-35%

35-45%

45-55%

Lancet. 2016 Feb 27;387(10021):907-16.

Cold agglutinin disease (CAD) accounts for what % of autoimmune hemolytic anemia cases?

5-10%

10-15%

15-20%

Autoimmun Rev. 2014 Apr-May;13(4-5):560-4; Semin Hematol. 2015 Oct;52(4):304-12.

20-25%

>40%

What is the overall risk of progression (%) from MGUS to multiple myeloma per year?

Br J Haematol. 2009 Oct;147(1):22-42; Haematologica. 2014 Jun;99(6):984-96.

>10%

What is the response rate (%) to corticosteroids in adults with newly diagnosed ITP?

10-30%

30-50%

50-70%

60-80%

N Engl J Med. 2019 Sep 5;381(10):945-55.

100%

In primary cold agglutinin disease (CAD) what % of patients have have clonal expansion of kappa-positive B cells in bone marrow and a monoclonal IgM-kappa paraprotein?

10-30%

30-50%

60-80%

>90%

Hematol Oncol Clin North Am. 2015 Jun;29(3):455-71.

What is the reported prevalence of MGUS in adults > 75 years old?

Br J Haematol 2010 May;149(4):620; Blood. 2018 Jan 11;131(2):163-173.

Iron deficiency is the most common cause of anemia worldwide, accounting for what % of cases?

10%

20%

30%

40%

50%

Lancet. 2016 Feb 27;387(10021):907-16.

Infection accounts for what % of HLH in adults?

10%

20%

30%

50%

Lancet. 2014 Apr 26;383(9927):1503-1516,

70%

Distal DVT is reported in what % of all diagnosed DVT?

10%

20%

Thromb Res. 2017 Jan;149:48-55.

30%

40%

50%

Severe hemophilia A is defined by what % of FVIII activity?

<1%

Haemophilia. 2020 Aug;26 Suppl 6:1-158,

<2%

<5%

<10%

1 / 0