2018 Medical Expenses: Deductible after being reduced by 7.5% of AGI. (Does not include over-the-counter items)
State, local, and sales tax deduction are now limited to $10,000 MFJ
Personal Casualty and Theft Loss Deductions are allowed only if a disaster is declared by the President. www.FEMA.gov

Charitable Contributions: are now limited to 60% of Ordinary income
2% Miscellaneous Deductions: No longer allowed. This includes employee business expenses, investment and tax preparation expenses

Student Loan Debt Forgiveness: If a student loan is forgiven due to death or total and permanent disability of the student, then the income is not included as income.