Whom should we consult for backache and extreme fatigue in a 64 year old?

Hello,

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Anemia can lead to fatigue as well. Your mother's hemoglobin level is low and iron deficiency anemia could be suspected here.

Further work up is needed in the form of serum TIBC (total iron binding capacity), serum ferritin, and transferrin saturation assay to confirm iron deficiency anemia. If confirmed, Ferrous ascorbate tablet containing good elemental iron can be prescribed.

ESR (erythrocyte sedimentation rate) can be high because of an inflammation or infection and it is not indicative of any specific disease.

For both knee joint pain, osteoarthritis can be the possibility and according to the grade, a management plan is decided.

To investigate further, digital X-ray of both the joints, serum ANA (anti-nuclear antibodies) estimation, serum RA (rheumatoid arthritis) factor estimation can be done primarily. Check her serum calcium and vitamin D3 levels as well. These work up just now can be done as primary work up.

You can consult an orthopedic surgeon with a specialization in joint and spine for your knee joint problem.

For weakness, if needed, a physician can be consulted.

In autoimmune diseases, a multisystemic disease involvement is present usually.