Medical Abbreviations

before meals

• BC
• b.c.
• a.c.
• AC

Left Ear

• a.s.
• A.S.
• as
• AS

twice a day

• b.i.d
• t.i.d
• q.i.d
• c.i.d

each ear

• a.u.
• A.U.
• au
• AU

Date of Birth

• dt of birth
• DOB
• dob
• bod

What does DS mean?

• double sip
• don't sit
• don't slurp
• double strength

What does h or hr mean?

• have
• hour
• time
• now

What does FSB mean?

• for serial baseline
• fourth series booked
• fasting blood sugar
• fasting blood sample

Right Eye

• OD
• o.d.
• o.u.
• o.s.

Left Eye

• o.s.
• o.d.
• o.u.