1) etiology

A megaloblastic anemia caused by insufficient folic acid intake.

2) Main performance

Similar to vitamin b 12 deficiency, it mainly shows various symptoms of anemia, and a few can appear jaundice; Followed by digestive tract symptoms, such as glossitis, glossalgia, atrophy of tongue papilla, smooth tongue surface, red tongue, angular stomatitis, small ulcer of oral mucosa, etc. Common loss of appetite, abdominal distension after eating, diarrhea or constipation, emaciation.

I don't think so.

Weakness may indicate a potential disease-arteriosclerosis obliterans of lower limbs. The characteristic of this disease is that the early onset is hidden, but once it reaches the middle and late stage, severe limb ischemia will cause severe limb pain and even necrosis, and a considerable number of patients have to undergo amputation, thus seriously affecting their lives. Moreover, because this disease is often accompanied by coronary heart disease, diabetes and cerebrovascular diseases, the incidence rate is very high. Therefore, early detection and early treatment are very important. I suggest you take your mother to a big hospital in vascular surgery for color Doppler ultrasound.