Thanks for your question on Healthcare Magic.
I can understand your concern.
Tietz syndrome is
costochondritis.
It is inflammation of rib cartilages.
So no need to worry for heart related diseases for your symptoms.
Your all symptoms are due to Tietz syndrome.
Follow these steps for better symptomatic relief in costochondritis.
1. Avoid movements causing pain.
2. Avoid bad postures in sleep.
3. Avoid heavyweight lifting and strenuous exercise.
4. Sit with proper chest and back support.
5. Apply warm water pad on affected areas.
6. Take painkiller and anti inflammatory drugs.
Don't worry, you will be alright with all these in 1-2 weeks.
Hope I have solved your query. I will be happy to help you further. Wish you good health. Thanks.