Question: Mr Faridoon Is 60 Year Old Geriatric .who Has A History Of Anxiety And Weakness. He Has Plain In His Oral Cavity, Foot Tickling ,loss Of Sensation In Extremeties, Redness Of Tongue, Constipation Followed By A Period Of Diarrhea ,gait Instablitiy ,mylagia And States Of Confusion . Blood Test Of These Patient Hb Level=8.6g/dl Hemotocrait=31% Mean Corpuscular …

Mr faridoon is 60 year old geriatric .who has ahistory of anxiety and weakness.
He has plain in his oral cavity,
foot tickling ,loss of sensation in extremeties,
redness of tongue,
constipation followed by a period of diarrhea ,gait instablitiy,mylagia and states of confusion .
Blood test of these patient
Hb level=8.6g/dl
hemotocrait=31%
mean corpuscular volume of 120 cubic micrometer,positive antibodyagainst intrinsc factors
mean corpuscular hemoglobin concentration=36%
iron level=92 microgram
total iron binding capacity=467gram/dl
ferritin level=95nanogram/dl
vit b12 level=114picogram/ml
platellate level=101000per cubic milmeter
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what faridoon is suffering from and how it can be treated.