Hi welcome to the health care magic According to x ray finding there might be chest infection like that of bronchitis or lung parenchyma infection Chest pain and dyspnea like presentation not present Hence pneumonia less likely She should be prescribed decongestant like phenylephrine for congestion relief and suitable antibiotic like cefixime or levofloxacine like broad spectrum antibiotic Steam inhalation done three times a day Daily take one tsp of ginger juice with honey Strepsil or vitamin C lozenges will be beneficial Clinical correlation needed for such x ray finding Take care Consult physician for examination