The ER note helps you if it says your condition was aggravated by this crash. The insurance companies will use that same note to argue your back was already bad before today. That tug-of-war starts fast.

In the next 24 hours: get the paperwork and lock down evidence.

Ask for the ER records, discharge papers, imaging orders, and doctor's exact diagnosis, especially anything saying "aggravation of pre-existing condition" or "acute worsening." That wording matters.

Call the Worcester Police Department for the crash report number if officers responded. If this happened on a state road or near a rural highway outside Worcester where a responding fire apparatus and a farm truck collided, there may also be reports from the Massachusetts State Police or the fire department.

Notify your own auto insurer immediately and open a PIP claim. In Massachusetts, Personal Injury Protection pays the first layer of medical bills and lost wages no matter who caused the crash. Do not give a recorded statement to the other insurers yet.

If anyone was hurt or damage looks over $1,000, file the Massachusetts crash report with the RMV within 5 days.

In the next week: make the liability picture harder for them to blur.

Get photos of vehicle damage, skid marks, the blind curve, debris, weather, and sight lines. Save names of every company and agency involved: the grain truck company, its insurer, the city or fire district, and your own carrier.

Massachusetts lets you pursue claims against more than one at-fault party. If a firetruck driver, trucking company, maintenance contractor, or another driver all played a part, fault can be split. The insurers will point fingers; that is normal, if irritating.

If a municipal fire department was involved, a claim under the Massachusetts Tort Claims Act has a strict 2-year presentment deadline to the proper public employer.

In the next month: watch for the reimbursement fight.

Your PIP carrier, health insurer, MassHealth, or Medicare may seek repayment later from any settlement. That is called subrogation or a lien.

Keep every bill, wage record, pharmacy receipt, and follow-up note. In Massachusetts, if your injuries meet the threshold to step outside no-fault - typically more than $2,000 in reasonable medical expenses or certain serious injuries - you can pursue the at-fault parties directly for pain and suffering and other losses. The paper trail in the first month usually decides whether this looks like an old back problem or a new crash making an old problem dramatically worse.