I usually get my my periods in 28 to 30 days last...

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? What are the causes of Irregular Period and Period disturbances 

• Pregnancy
• Obesity
• Anxiety and stress 
• Unhealthy Nutrition
• Hormonal contraceptive pills and Intrauterine device
• Hypothyroidism
• Polycystic ovary syndrome 

? What are the symptoms of Pregnancy 

• Absent Period 
• Abdominal and back pain 
• Nausea
• Vomiting
• Fatigue
• Skin changes
• Positive pregnancy tests

? What are the tests For Irregular period 

• Clinical manifestations of pregnancy such as Absent menstrual cycle , Nausea and vomiting
• Urine and blood pregnancy test
• Ultrasound abdomen
• Hormone tests : TSH , T3 , T4

? What to do at the moment

You need to do Bood pregnancy test . If it's negative you have to consult your Gynecologist for clinical and lab assessment 
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