yes it can be anal fissures. also you can look for a skin tag around perianal area which occurs in anal fissure. does the child have constipation or tight stools? because if it is an anal fissure then we will have to see the cause of hard stools as the difficulty to pass stool can cause fissures. he should also be checked for hypothyroidism. is there any blood in stools? most likely it is anal fissure. the rest all can be said on examination for which you should see a pediatrician. for further doubts consult a paediatrician online --><link>
my baby is fussy while passing stool. is it due to anal fissure?