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medical symbols
medical
53
Medical
Not Applicable
11/23/2025
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Term
+: 
 Definition
positive
Term
−
 Definition
negative
Term
↑
 Definition
Increased, high, elevated
Term
↓
 Definition
decreased
Term
↔
 Definition
no change
Term
#
 Definition
number
Term
@: 
 Definition
at
Term
~
 Definition
approximately
Term
>
 Definition
greater than
Term
<
 Definition
less than
Term
≤
 Definition
less than or equal to
Term
≥
 Definition
greater than or equal to
Term
=
 Definition
equal
Term
≠
 Definition
not equal to
Term
x
 Definition
times
Term
Δ
 Definition
Change or diagnosis
Term
  • ♂: 
 Definition
male
Term
♀: 
 Definition
female
Term
⊕
 Definition
positive findings
Term
⊖
 Definition
negative findings
Term
  • →: 
 Definition
Leads to, results in
Term
  • ⌀: 
 Definition
None or no
Term
  • ✚: 
 Definition
Add, additional
Term
  • q:
 Definition
 Every (e.g., q4h = every 4 hours)
Term
  • c̄: 
 Definition
With (from Latin cum)
Term
s̄: Without (
 Definition
Without 
Term
p̄: 
 Definition
after
Term
ā
 Definition
before
Term
  • mg: 
 Definition
Milligram
Term
  • ml:
 Definition
milliter
Term
  • cm: 
 Definition
Centimeter
Term
  • kg: 
 Definition
Kilogram
Term
  • mmHg: 
 Definition
Millimeters of mercury (blood pressure measurement)
Term
  • →: 
 Definition
Leads to or progression
Term
  • ⊢: 
 Definition
Causes
Term
∼
 Definition
similar
Term
  • ♂ / ♀
 Definition
 Male/Female gender symbols
Term
  • Hx
 Definition
History
Term
  • Tx
 Definition
Treatment
Term
  • Dx
 Definition
Diagnosis
Term
  • Dx
 Definition
: Diagnosis
Term
  • Rx
 Definition
: Prescription
Term
  • Fx
 Definition
: Fracture
Term
  • Sx
 Definition
 Symptoms
Term
  • CC
 Definition
Chief complaint
Term
  • DNR
 Definition
: Do not resuscitate
Term
PRN: 
 Definition
As needed 
Term
NPO: 
 Definition
Nothing by mouth
Term
  • STAT
 Definition
Immediately
Term
  • IV: 
 Definition
Intravenous
Term
  • IM
 Definition
 Intramuscular
Term
PO
 Definition
By mouth 
Term
  • SL
 Definition
  •  Sublingual (under the tongue
 
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