HAEMATOLOGY

01

Anaemia Deep Classification

Type

Investigation

Type

Microcytic

Investigation

ferritin low = iron def / ferritin high = anaemia of chronic disease

Type

Macrocytic

Investigation

B12, folate, homocysteine, MMA

Type

Normocytic

Investigation

Reticulocytes, LDH, haptoglobin, Coombs test

Secondary

Bone marrow biopsy

SPEP + light chains → myeloma

02

Lymphadenopathy

Workup hierarchy

FBC + blood film

ESR/CRP

LDH (lymphoma marker)

HIV, EBV, CMV

Autoimmune screen

Excisional biopsy gold-standard

Red flag

Painless node + night sweats + weight loss