Deficiency disorders of Vit-B12

1.      Megaloblastic anemia

2.      Peripheral neuropathy

3.      Subacute combined degeneration of spinal cord.

Deficiency disorders of folic acid

1.      Megaloblastic anemia

2.      Growth failure

3.      GI tract disturbances

4.      Neural tube defect

Deficiency disorders of B6 pyridoxine

1.      Peripheral neuropathy

2.      Anemia

3.      Disorders of amino acid metabolism

Hypercholesterolemia & atheroscelorosis

Deficiency disorders of Niacin

1.      Palegra characterized by

a.      Diarrhea

b.      Dementia

c.       Dermatitis

Deficiency disorders of Riboflavin

1.      Cheilosis, Angular stomatitis

2.      Glossitis

3.      Seborrhic dermatitis

Deficiency disorders of Thiamine

1.      Dry beriberi

2.      Wet beriberi

3.      Wernick’s encephalopathy

Korsakoff psychosis with memory loss