Swollen lymph nodes bronchitis and enlarged hilar nodes need further evaluation
Get FNAC of cervical lymph node done and if possible excision biopsy would be idol and 100% concluding of the diagnosis
And
For enlarged hilar node and bronchitis get CECT chest done to rule out sarcoidosis or lymphoma in this case
Next Steps
Excision biopsy of node and histopatholgy of tissue, CECT chest , Serum ACE LEVELS blood tests