Can Soft Tissue Abnormality With Lumen In Cervical Pharynx Reoccur?

age56 height 5'2" weight 56kg

constant haemophilus infection since january confirmed by sputum. no responce froom relevant antibiotics. sore throat enlarged lymph nodes in neck,

corners of mouth cracked, hoarsness, dysphagia and constant cough, blood test showed low immunity to hib. hib vaccine given last week. ct scan showed soft tissue abnormality with lumen in cervical pharynx. previous pouch 40yrs ago. could it be repeat? ann young