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What are the systemic manifestations of anemia ?

People with anemia may present to you with one or more of these symptoms.
Weakness, fatigue, lassitude, lightheadedness. giddiness, anorexia, palpitation, breathlessnes's. anginal pain, insomnia, tinnitus, tingling sensation in the extremities.

Anemia produces its effect on multiple systems.

1.General survey helps to detect 
a) Pallor 
b) Dyspnoea
c) Ankle oedema or anasarca.

2.Cardiovascular features in severe anaemia are the following
1) Tachycardia.
2) Capillary pulsation.
3) Water-hammer pulse.
4) Cardiomegaly.
5) Hyperdynamic apex beat.
6) Mitral systolic murmur due to functional MI (ring dilatation).
7) Haemic murmur over the pulmonary area.
8) Rarely mid-diastolic (non-rumbling) murmur in mitral area may be auscultated secondary to increased blood flow.

3) G.l. tract-examine for Hepatosplenomegaly.

4) Respiratory system -look for basal crepitation due to cardiac failure.

5) Nervous system    - sometimes there is papilledema.

6) Lymphoreticular system -sternal tenderness may be present.