Haematology/Oncology/Immunology presentations and DDX

Question 1

What are the common causes of pallor? (3)

Answer 1

1. IDA
2. B thalassaemia
3. Sickle cell disease

Question 2

What are the less common causes of pallor? (2)

Answer 2

G6PD deficiency

Leukaemia

Question 3

What are the common causes of Atypical or recurrent or unusual or persistent infection? (1)

Answer 3

1. Young children with frequent sequential infections and normal immunity

Question 4

What are the less common causes of Atypical or recurrent or unusual or persistent infection? (2)

Answer 4

1. Primary and secondary immunodeficiency disorders

2. HIV

Question 5

What are the common causes of bone pain? (1)

Answer 5

1. Leukaemia

Question 6

What are the less common causes of bone pain? (1)

Answer 6

1. Primary bone tumour (e.g. Ewing’s sarcoma)