Dolores en los dedos durante 3 meses

hi I had went to the gp has I had pains and numbness in fingertips she did my blood tests my b12 came back low.. and she said it’s due to that I have my last one today. everytime I put pressure on my fingers its painfull I’ve o/a in hips she told me to come back which is next week. could this be a sigh of arthritis too anyone else had similar situation.