A comprehensive directory of clinical shorthand used in modern healthcare (Updated 2026)

Artery Abbreviations

Crucial for documenting blood flow, surgical bypasses, and vascular health assessments.

Abbrev.	Full Form	Clinical Use
IMA	Internal Mammary Artery	Commonly used in CABG surgery.
LAD	Left Anterior Descending	Significant artery in heart health.
PAD	Peripheral Artery Disease	Diagnosis for blocked limb arteries.

Microbiological shorthand used in lab reports and antibiotic sensitivity charts.

Abbrev.	Full Form	Clinical Use
MRSA	Methicillin-resistant S. aureus	Key hospital-acquired infection.
GBS	Group B Streptococcus	Screened during pregnancy.
AFB	Acid-Fast Bacillus	Testing primarily for Tuberculosis.

Commonly found in Complete Blood Count (CBC) and basic metabolic panels.

Abbrev.	Full Form	Clinical Use
WBC	White Blood Cell	Indicator of immune response/infection.
Hct	Hematocrit	Volume percentage of RBCs in blood.
PT/INR	Prothrombin Time	Monitoring blood thinning/clotting.

Terminology related to the central nervous system and neurological disorders.

Abbrev.	Full Form	Clinical Use
TBI	Traumatic Brain Injury	Classification for head trauma.
EEG	Electroencephalogram	Measuring electrical brain activity.
CSF	Cerebrospinal Fluid	Fluid surrounding the brain/spine.

Heart-related terms used in EKGs, Echo reports, and cardiac care units.

Abbrev.	Full Form	Clinical Use
CHF	Congestive Heart Failure	Chronic heart pumping condition.
MI	Myocardial Infarction	Clinical term for a heart attack.
EF	Ejection Fraction	Measure of heart's pumping efficiency.

Shorthand for oncology treatments, staging, and types of malignancy.

Abbrev.	Full Form	Clinical Use
BCC	Basal Cell Carcinoma	Common type of skin cancer.
Metz	Metastasis	The spread of cancer to other organs.
NED	No Evidence of Disease	Used during cancer remission.

Respiratory shorthand for lung capacity, disorders, and breathing treatments.

Abbrev.	Full Form	Clinical Use
COPD	Chronic Obstructive Pulmonary Disease	Chronic inflammatory lung disease.
SOB	Shortness of Breath	Commonly used in triage notes.
PE	Pulmonary Embolism	Blood clot in the lung.

Terms related to skin layers, lesions, and dermatological conditions.

Abbrev.	Full Form	Clinical Use
SLE	Systemic Lupus Erythematosus	Autoimmune disease affecting skin/organs.
SC	Subcutaneous	Layer of tissue under the skin.
ID	Intradermal	Injection given into the dermis.

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