Atrial Fibrillation (AFib)
AFib is an irregular and often rapid heart rate that can lead to poor blood flow to the body. It increases the risk of stroke, heart failure, and other heart-related complications if left untreated.
Common Symptoms
- Heart palpitations
- Shortness of breath
- Fatigue
- Dizziness
- Chest pain
Clinical Sources
- Atrial Fibrillation (AFib): Symptoms & TreatmentCleveland Clinic
- Atrial Fibrillation | AFib | MedlinePlusMedlinePlus
Diagnostic Lab Tests
Tests commonly used to diagnose or monitor Atrial Fibrillation (AFib):
TSH Receptor Antibody
TSH Receptor Antibodies (TRAb) are autoantibodies that bind to the thyroid-stimulating hor...
D-Dimer
D-Dimer is a protein fragment (fibrin degradation product) that is made when a blood clot ...
Chlorides
Chloride is one of the most important electrolytes in the blood. It helps maintain the bal...
D-Dimer
D-Dimer is a fibrin degradation product, a small protein fragment present in the blood aft...
Creatinine, Urine
Creatinine is a waste product from the normal breakdown of muscle tissue and is filtered b...
Free T3, Free T4
Free T3 (Triiodothyronine) and Free T4 (Thyroxine) are the 'active' forms of thyroid hormo...
D-Dimer
D-Dimer is a fibrin degradation product (FDP), a small protein fragment present in the blo...
Fibrinogen
Fibrinogen, also known as Factor I, is a glycoprotein produced by the liver that plays a c...
Chloride, Urine
Urine Chloride is a vital measurement for evaluating the body's acid-base balance and elec...
Potassium
Potassium (K+) is the primary intracellular cation, essential for maintaining the resting ...
Thyroglobulin Levels
Thyroglobulin (Tg) is a large glycoprotein produced exclusively by the follicular cells of...
Partial Thromboplastin Time (PTT)
The Partial Thromboplastin Time (PTT) test measures the time it takes for a blood clot to ...
CSF Biochemical Analysis
Cerebrospinal fluid (CSF) is a clear, colorless liquid that bathes the brain and spinal co...
Chloride
Serum Chloride is a major extracellular anion that works closely with sodium, potassium, a...
Phospholipid Screen IgG, IgM
The Phospholipid Screen (specifically Cardiolipin antibodies) detects autoantibodies produ...
Activated Partial Thromboplastin Time (APTT)
The Activated Partial Thromboplastin Time (APTT) is a functional measure of the 'intrinsic...
Anti Thyroglobulin Antibodies
Anti-Thyroglobulin (Anti-Tg) antibodies are autoantibodies produced by the immune system t...
Serum Electrolytes
Electrolytes are electrically charged minerals found in your blood and other body fluids. ...
Thyroid Stimulating Hormone
Thyroid Stimulating Hormone (TSH), also known as thyrotropin, is produced by the anterior ...
Thyroid Peroxidase Antibodies (TPOAb)
Thyroid Peroxidase (TPO) is an enzyme normally found in the thyroid gland that plays a cru...
Thyroid Stimulating Hormone (TSH)
TSH is a glycoprotein hormone secreted by the anterior pituitary gland to regulate the pro...
Thyroid Stimulating Hormone (TSH)
TSH, produced by the anterior pituitary, is the most sensitive marker for screening thyroi...
COVID Panel Bio Chemistry
The COVID Biochemistry Panel is a cluster of laboratory tests used to monitor the physiolo...
Angiotensin Converting Enzyme
Angiotensin-Converting Enzyme (ACE) is a critical enzyme primarily produced by epithelial ...
Thyroid Stimulating Hormone (TSH)
TSH is produced by the anterior pituitary gland to regulate the production of T4 and T3 by...
Free Thyroxine (FT4)
Free Thyroxine (FT4) is the active, unbound form of the hormone T4 produced by the thyroid...
ECG With Report
An Electrocardiogram (ECG or EKG) is a non-invasive medical test that records the electric...
TPO Antibodies
Thyroid Peroxidase (TPO) is an enzyme normally found in the thyroid gland that plays a cru...
Bleeding Time and Clotting Time
The Bleeding Time (BT) and Clotting Time (CT) tests are fundamental screening tools used t...
Sodium, Urine (24-Hour)
Urine Sodium measurement is a vital tool in assessing renal handling of electrolytes and v...
Lupus Anticoagulant
The Lupus Anticoagulant (LA) test is a functional assay used to detect specific autoantibo...
Urine Electrolytes
Urine Electrolyte testing measures the concentration of minerals—specifically sodium (Na),...
Basic Kidney Profile
The Basic Kidney Profile (often referred to as Renal Function Test) measures key electroly...
Need Help?
Symptoms can be confusing. Get a professional opinion on your lab reports or symptoms from Dr. Binoy.
Consult Dr. BinoyMedically Reviewed by Dr. Binoy Babu, MBBS
Board Certified Doctor • 10+ Years Clinical Experience
Dr. Babu is a practicing physician dedicated to empowering patients with clear, actionable medical information. He founded 2opi to bridge the gap between complex lab reports and patient understanding, ensuring everyone has access to a reliable second opinion.
Get Notified When Dr. Babu Is Available