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Schedule of Stock Options Issued and Outstanding Activities (Details) (Paranthetical) - shares
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Stock option grants [1] 3,618,000 2,365,000
Outside of 2018 Plan [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Stock option grants 423,300 423,300
[1] Stock options granted under the Lucid Diagnostics 2018 Equity Plan and those granted outside such plan generally vest one-third in one year then ratably over the next eight quarters, and have a ten-year contractual term from date-of-grant.