London: Sri Lanka pacer Dushmantha Chameera was on Tuesday ruled out of the second Test against England and is set to miss the rest of the tour with a stress fracture in his back. The 24-year-old took three wickets as Sri Lanka lost the opening Test by an innings and 88 runs. He could be out of action for up to four months. The second Test starts on Friday. Sri Lanka are also missing seamer Dhammika Prasad with a shoulder injury. He will also return to Sri Lanka. "He will be returning to Colombo for further treatment and rest," a statement from Sri Lanka Cricket said on Tuesday. "Chameera underwent a MRI/CT Scan this morning, which has indicated a stress fracture to his lower back, and medical recommendation is treatment and rest for as much as four months," the statement added.