Ferri's Best Test

Section I Diagnostic Imaging
A. Abdominal and Gastrointestinal (GI) Imaging
1. Abdominal Film, Plain (Kidney, Ureter, and Bladder [KUB])
2. Barium Enema (BE)
3. Barium Swallow (Esophagram)
4. Upper GI (UGI) Series
5. Computed Tomographic Colonoscopy (CTC, Virtual Colonoscopy)
6. CT Scan of Abdomen And Pelvis
7. CT Enterography
8. CT Enteroclysis
9. Magnetic Resonance Enterography (MRE)
10. Cholescintigraphy (Hepatobiliary Iminodiacetic Acid [HIDA] Scan, Diisopropyl Iminodiacetic Acid [Disida] Scan
11. Endoscopic Retrograde Cholangiopancreatography (ERCP)
12. Percutaneous Biliary Procedures
13. Magnetic Resonance Cholangiopancreatography (MRCP)
14. Meckel Scan (Tc-99m Pertechnetate Scintigraphy)
15. MRI Scan of Abdomen
16. Small-Bowel Series
17. Tc-99m Sulfur Colloid (Tc99m SC) Scintigraphy for GI Bleeding
18. Tc-99m-Labeled Red Blood Cell (RBC) Scintigraphy for GI Bleeding
19. Ultrasound Of Abdomen
20. Ultrasound of Appendix
21. Ultrasound of Gallbladder and Bile Ducts
22. Ultrasound of Liver
23. Ultrasound of Pancreas
24. Endoscopic Ultrasound (Eus)
25. Video Capsule Endoscopy (Vce)
26. Transient Elastography (Fibroscan)
B. Breast Imaging
1. Mammogram
2. Breast Ultrasound
3. MRI Of The Breast
C. Cardiac Imaging
1. Stress Echocardiography
2. Cardiovascular Radionuclide Imaging (Thallium, Sestamibi, Dipyridamole [Persantine] Scan), Positron Emission Tomography (Pet), Single Photon Emission Computed Tomography (Spect)
3. Cardiac MRI (CMR) Scan
4. Multidetector CT Scan
5. Transesophageal Echocardiogram (TEE)
6. Transthoracic Echocardiography (TTE)
7. Intravascular Ultrasound (IVUS)
D. Chest Imaging
1. Chest Radiograph
2. CT Scan of Chest
3. MRI Scan of Chest
E. Endocrine Imaging
1. Adrenal Medullary Scintigraphy (Metaiodobenzylguanidine [MIBG] Scan)
2. Parathyroid (PTH) Scan
3. Thyroid Scan (Radioiodine Uptake Study)
4. Thyroid Ultrasound
F. Genitourinary Imaging
1. Obstetric Ultrasound
2. Pelvic Ultrasound
3. Prostate Ultrasound
4. Renal Ultrasound
5. Scrotal Ultrasound
6. Transvaginal (Endovaginal) Ultrasound
7. Urinary Bladder Ultrasound
8. Hysterosalpingography (HSG)
9. Intravenous Pyelography (IVP) And Intravenous Retrograde Pyelography
G. Musculoskeletal and Spinal Cord Imaging
1. Plain X-Ray Films of Skeletal System
2. Bone Densitometry (Dual-Energy X-Ray Absorptiometry [DEXA] Scan)
3. MRI Scan of Spine
4. MRI Scan of Shoulder
5. MRI Scan of Hip And Extremities
6. MRI Scan of Pelvis
7. MRI Scan of Knee
8. CT Scan of Spinal Cord
9. Arthrography
10. CT Myelography
11. Nuclear Imaging (Bone Scan, Gallium Scan, White Blood Cell [WBC] Scan)
H. Neuroimaging Of Brain
1. CT Scan of Brain
2. MRI Scan of Brain
I. Positron Emission Tomography (PET)
J. Single-Photon Emission Computed Tomography (SPECT)
K. Vascular Imaging
1. Angiography
2. Aorta Ultrasound
3. Arterial Ultrasound
4. Captopril Renal Scan (CRS)
5. Carotid Ultrasonography
6. Computed Tomographic Angiography (CTA)
7. Magnetic Resonance Angiography (MRA)
8. Magnetic Resonance Direct Thrombus Imaging (MRDTI)
9. Pulmonary Angiography
10. Transcranial Doppler
11. Venography
12. Compression Ultrasonography and Venous Doppler Ultrasound
13. Ventilation/Perfusion (V/Q) Lung Scan
L. Oncology
1. Whole-Body Integrated (Dual-Modality) PET-CT
2. Whole-Body MRI

Section II Laboratory Values And Interpretation Of Results
ACE Level
Acetone (Serum or Plasma)
Acetylcholine Receptor (AChR) Antibody
Acid Phosphatase (Serum)
Acid Serum Test
Activated Clotting Time (ACT)
Activated Partial Thromboplastin Time (aPTT)
Adrenocorticotropic Hormone (ACTH)
Alanine Aminopeptidase
Alanine Aminotransferase (ALT, Formerly Serum Glutamic-Pyruvic Transaminase [SGPT]) Albumin (Serum)
Alcohol Dehydrogenase
Aldolase (Serum)
Aldosterone (Plasma)
Alkaline Phosphatase (Serum)
Alpha-1-Antitrypsin (Serum)
Alpha-1-Fetoprotein (Serum)
ALT
Aluminum (Serum)
AMA
Amebiasis Serological Test
Aminolevulinic Acid (d-ALA) (24-hour Urine Collection)
Ammonia (Serum)
Amylase (Serum)
Amylase, Urine
Amyloid A Protein (Serum)
ANA
ANCA
Androstenedione (Serum)
Angiotensin II
Angiotensin-Converting Enzyme (ACE) Level
ANH
Anion Gap
Anticardiolipin Antibody (ACA)
Anticoagulant
Antidiuretic Hormone
Anti-DNA
Anti-ds DNA
Antiglobulin Test, Direct (Direct Antiglobulin Test , DAT, Coombs Direct )
Antiglomerular Basement Antibody
Anti-HCV
Antihistone
Antimitochondrial Antibody (AMA)
Antineutrophil Cytoplasmic Antibody (ANCA)
Antinuclear Antibody (ANA)
Antiphospholipid Antibody
Anti-RNP Antibody
Anti-Scl-70
Anti-Smith (anti-Sm) Antibody
Anti-Smooth Muscle Antibody
Antistreptolysin O Titer (streptozyme, ASLO titer)
Antithrombin III
Apolipoprotein A-1 (Apo A-1)
Apolipoprotein B (Apo B)
Arterial Blood Gases
Arthrocentesis Fluid
ASLO titer
Aspartate Aminotransferase (AST, Serum Glutamic Oxaloacetic Transaminase [SGOT])
Atrial Natriuretic Hormone (ANH)
Basophil Count
Bicarbonate
Bile Acid Breath Test
Bile, Urine
Bilirubin, Direct (Conjugated Bilirubin)
Bilirubin, Indirect (Unconjugated Bilirubin)
Bilirubin, Total
Bilirubin, Urine
Bladder Tumor–Associated Antigen
Bleeding Time (Modified IVY Method)
Blood Volume, Total
Bordetella Pertussis Serology
BRCA-1, BRCA-2
Breath Hydrogen Test
B-Type Natriuretic Peptide (BNP)
BUN
C3
C4
CA 15-3
CA 27-29
CA 72-4
CA 125
Calcitonin (Serum)
Calcium (Serum)
Calcium, Urine
Cancer Antigen 15-3 (CA 15-3)
Cancer Antigen 27-29 (CA 27-29)
Cancer Antigen 72-4 (CA 72-4)
Cancer Antigen 125 (CA-125)
Captopril Stimulation Test
Carbamazepine (Tegretol)
Carbohydrate Antigen 19-9
Carbon Dioxide, Partial Pressure
Carbon Monoxide
Carboxyhemoglobin (COHb)
Cardiac Markers (Serum)
Cardiac Troponins
Carcinoembryonic Antigen (CEA)
Cardio-CRP
Carotene (Serum)
Catecholamines, Urine
CBC
CCK
CCK-PZ
CD4 T-lymphocyte Count (CD4 T-cells)
CD40 Ligand
CEA
Cerebrospinal Fluid (CSF)
Ceruloplasmin (Serum)
Chlamydia Group Antibody Serologic Test
Chlamydia Trachomatis Polymerase Chain Reaction (PCR)
Chloride (Serum)
Chloride (Sweat)
Chloride, Urine
Cholecystokinin-Pancreozymin (CCK, CCK-PZ)
Cholesterol, Low-Density Lipoprotein
Cholesterol, High-Density Lipoprotein
Cholesterol, Total
Chorionic Gonadotropin (hCG), Human (serum)
Chymotrypsin
Circulating Anticoagulant (Antiphospholipid Antibody, Lupus Anticoagulant)
CK
Clonidine Suppression Test
Clostridium Difficile Toxin Assay (Stool)
COXXX
Coagulation Factors
Cold Agglutinins Titer
Complement (C3, C4)
Complete Blood Cell (CBC) Count
Conjugated Bilirubin
Coombs, Indirect
Copper (Serum)
Copper, Urine
Corticotropin-Releasing Hormone (CRH) Stimulation Test
Cortisol (Plasma)
C-Peptide
CPK
C-Reactive Protein (CRP)
Creatinine Clearance
Creatinine Kinase (CK), Creatine Phosphokinase (CPK)
Creatinine Kinase Isoenzymes
CK-MB
CK-MM
CK-BB
Creatinine (Serum)
Creatinine, Urine
Cryoglobulins (Serum)
Cryptosporidium Antigen By Enzyme Immunoassay (EIA) (Stool)
CSF
Cystatin C
Cystic Fibrosis Polymerase Chain Reaction (PCR)
Cytomegalovirus By Polymerase Chain Reaction (PCR)
Direct Antiglobulin Test
D-Dimer
Dehydroepiandrosterone Sulfate
Deoxycorticosterone (11-Deoxycorticosterone, DOC), Serum
Dexamethasone Suppression Test, Overnight
Dihydrotestosterone, Serum, Urine
Direct Antiglobulin Test
Disaccharide Absorption Tests
DOC
Donath-Landsteiner (D-L) Test For Paroxysmal Cold Hemoglobinuria
Digoxin (Lanoxin)
Dilantin
Dopamine
d-Xylose Absorption Test
Electrolytes, Urine
Electrophoresis, Hemoglobin
Electrophoresis, Protein
ENA complex
Endomysial Antibodies
Eosinophil Count
Epinephrine, Plasma
Epstein-Barr Virus (EBV) Serology
Erythrocyte Sedimentation Rate (ESR) (Westergren)
Erythropoietin (EP)
Estradiol (Serum)
Estrogens, Total
Ethanol (Blood)
Extractable Nuclear Antigen (ENA Complex, Anti-RNP Antibody, Anti-SM, Anti-Smith)
Factor V Leiden
FDP
Fecal FAT, Qualitative
Fecal FAT, Quantitative (72-Hour Collection)
Fecal Globin Immunochemical Test
Ferritin (Serum)
Fibrin Degradation Product (FDP)
Fibrinogen
Fluorescent Treponemal Antibody
Folate (Folic Acid)
Follicle-Stimulating Hormone (FSH)
Fractional excretion of sodium (FENA)
Free T4
Free Thyroxine Index
FSH
FTA-ABS (Serum)
Furosemide Stimulation Test
Gamma-Glutamyl Transferase (GGT)
Gastrin (Serum)
Gastrin Stimulation Test
Gliadin Antibodies, Immunoglobulin (Ig) A and IgG
Glomerular Basement Membrane Antibody
Glomerular Filtration Rate (GFR)
Glucagon
Glucose, Fasting
Glucose, Postprandial
Glucose Tolerance Test
Glucose-6-Phosphate Dehydrogenase (G6PD) Screen (blood)
γ-Glutamyl Transferase (GGT)
Glycated (Glycosylated) Hemoglobin (HbAIc)
Glycohemoglobin
Growth Hormone
Growth Hormone–Releasing Hormone (GHRH)
Growth Hormone Suppression Test (after glucose)
HAM Test (Acid Serum Test)
Haptoglobin (Serum)
HBA, C
HDL
Helicobacter Pylori (Serology, Stool Antigen)
Hematocrit
Hemoglobin
Hemoglobin (Hb) Electrophoresis
Hemoglobin, Glycated
Hemoglobin, Glycosylated
Hemoglobin H
Hemoglobin, Urine
Hemosiderin, Urine
Heparin-Induced Thrombocytopenia Antibodies
Hepatitis A Antibody
Hepatitis B Core Antibody
Hepatitis B DNA
Hepatitis Be Antigen (HBeAg) and Antibody
Hepatitis B Surface Antibody
Hepatitis B Surface Antigen (HBsAg)
Hepatitis C Antibody (Anti-HCV)
Hepatitis C RNA
Hepatitis D Antigen And Antibody
Her-2/nue
Herpes Simplex Virus (HSV)
Heterophil Antibody
HFE Screen for Hereditary Hemochromatosis
High-Density Lipoprotein (HDL) Cholesterol
Homocysteine, Plasma
Hs-CRP
HSV
Human Herpes Virus 8 (HHV8)
Human Immunodeficiency Virus Antibody, Type 1 (HIV-1)
Human Papilloma Virus (HPV)
Huntington’s Disease Polymerase Chain Reaction (PCR)

5-Hydroxyindole-Acetic Acid, Urine
Immune Complex Assay
Immunoglobulin (Ig)
Influenza A and B Tests
INR
Insulin Autoantibodies
Insulin, Free
Insulin-Like Growth Factor-I (IGF-1), Serum
Insulin-Like Growth Factor Ii
International Normalized Ratio (INR)
Intrinsic Factor Antibodies
Iron-Binding Capacity (Total Iron-Binding Capacity [TIBC])
Iron Saturation (% Transferrin Saturation)
Iron, Serum
Lactate (Blood)
Lactate Dehydrogenase (LDH)
Lactate Dehydrogenase (LDH) isoenzymes
Lactose Tolerance Test (Serum)
Lanoxin
Lap Score
Lead
LDH
LDL
Legionella Pneumophila Polymerase Chain Reaction (PCR)
Legionella Titer
Leukocyte Alkaline Phosphatase (LAP)
LH
Lipase
Lipoprotein (A)
Lipoprotein Cholesterol, Low Density
Lipoprotein Cholesterol, High Density
Liver Kidney Microsome Type 1 (LKM1) Antibodies
Low-Density Lipoprotein (LDL) Cholesterol
Lupus Anticoagulant (LA) Test
Luteinizing Hormone (LH), Blood
Lymphocytes
Magnesium (Serum)
Mean Corpuscular Volume (MCV)
Metanephrines, Urine
Methylmalonic Acid, Serum
Mitochondrial Antibody (Antimitochondrial Antibody [AMA])
Monocyte Count
Mycoplasma Pneumoniae Polymerase Chain Reaction (PCR)
Myelin Basic Protein, Cerebrospinal Fluid
Myoglobin, Urine
Natriuretic Peptide
Neisseria Gonorrhoeae Polymerase Chain Reaction (PCR)
Neutrophil Count
Norepinephrine

5′ Nucleotidase
Osmolality, Serum
Osmolality, Urine
Osmotic Fragility Test
Paracentesis Fluid
Parathyroid Hormone
Parietal Cell Antibodies
Partial Thromboplastin Time (PTT), Activated Partial Thromboplastin Time (aPTT)
Pepsinogen I
PFA
pH, Blood
Phenobarbital
Phenytoin (Dilantin)
Phosphatase, Acid
Phosphatase, Alkaline
Phosphate (Serum)
pH, urine
Plasminogen
Platelet Aggregation
Platelet Antibodies
Platelet Count
Platelet Function Analysis (PFA) 100 Assay
Potassium (Serum)
Potassium, Urine
Procainamide
Progesterone, Serum
Prolactin
Prostate-Specific Antigen (PSA)
Prostatic Acid Phosphatase
Protein (Serum)
Protein C Assay
Protein Electrophoresis (Serum)
Protein S Assay
Prothrombin Time (PT)
Protoporphyrin (Free Erythrocyte)
PSA
PT
PTT
RDW
Red Blood Cell Count
Red Blood Cell Distribution Width (RDW)
Red Blood Cell Folate
Red Blood Cell Mass (Volume)
Renin (Serum)
Respiratory Syncytial Virus (RSV) Screen
Reticulocyte Count
Rheumatoid Factor
RNP
Rotavirus Serology
Schilling Test
Sedimentation Rate
Semen Analysis
SGOT
SGPT
Sickle Cell Test
Smooth Muscle Antibody
Sodium (Serum)
Streptozyme
Sucrose Hemolysis Test (Sugar Water Test)
Sudan III Stain (Qualitative Screening For Fecal Fat)
T3 (Triiodothyronine)
T3 Resin Uptake (T3RU)
T4, Serum T4, and Free (free thyroxine)
Serum Free T4XXX
Tegretol
Testosterone
Theophylline
Thiamine
Thoracentesis Fluid
Thrombin Time (TT)
Thyroglobulin
Thyroid Binding Globulin (TBG)
Thyroid Microsomal Antibodies
Thyroid-Stimulating Hormone (TSH)
Thyrotropin (Thyroid-Stimulating Hormone [TSH]) Receptor Antibodies
Thyrotropin-Releasing Hormone (TRH) Stimulation Test
TIBC
Tissue Transglutaminase Antibody
Transferrin
Triglycerides
Triiodothyronine
Troponins, Serum
TSH
TT
Unconjugated Bilirubin
Urea Nitrogen
Uric Acid (Serum)
Urinalysis
Urine Amylase
Urine Bile
Urine Calcium
Urine cAMP
Urine Catecholamines
Urine Chloride
Urine Copper
Urine Cortisol, Free
Urine Creatinine (24-Hour)
Urine Crystals
Urine Eosinophils
Urine Glucose (Qualitative)
Urine Hemoglobin, Free
Urine Hemosiderin
Urine 5-Hydroxyindole-Acetic Acid (Urine 5-HIAA)
Urine Indican
Urine Ketones (Semiquantitative)
Urine Metanephrines
Urine Myoglobin
Urine Nitrite
Urine Occult Blood
Urine Osmolality
Urine pH
Urine Phosphate
Urine Potassium
Urine Protein (Quantitative)
Urine Sodium (Quantitative)
Urine Specific Gravity
Urine Vanillylmandelic Acid (VMA)
Varicella-Zoster Virus (VZV) Serologic Testing
Vasoactive Intestinal Peptide (VIP)
Venereal Disease Research Laboratories (VDRL)
VIP
Viscosity (Serum)
Vitamin B12
Vitamin D, 1,25 Dihydroxy Calciferol, Vitamin D 25(OH)D (25- Hydroxyvitamin D)
Vitamin K
von Willebrand’s Factor
WBCs
Westergren
White Blood Cell Count
d-Xylose absorption

Section III Diseases and Disorders

1. Abdominal Abscess

2. Abdominal Aortic Aneurysm

3. Achalasia

4. Acid-Base Disorders

5. Acute Kidney Injury

6. Addison’s Disease (Adrenal Insufficiency)

7. Adrenal Mass

8. Alkaline Phosphatase Elevation

9. ALT/AST Elevation

10. Amenorrhea, Primary

11. Amenorrhea, Secondary

12. Anemia, Macrocytic

13. Anemia, Microcytic

14. Antinuclear Antibody (ANA)–Positive

15. Aortic Dissection

16. Appendicitis

17. Ascites

18. Avascular Necrosis

19. Back Pain, Acute, Lumbosacral (LS) Area

20. Bilirubin Elevation

21. Bleeding Disorder, Congenital

22. Brain Abscess

23. Breast Mass

24. Carcinoid Syndrome

25. Cardiomegaly on Chest Radiograph

26. Cholangitis

27. Cholecystitis

28. Cholelithiasis

29. Complex Regional Pain Syndrome (Reflex Sympathetic Dystrophy [Rsd])

30. Constipation

31. Creatinine Phosphokinase (Cpk) Elevation

32. Cushing’s Syndrome

33. Deep Vein Thrombosis (Dvt)

34. Delayed Puberty

35. Delirium

36. Diarrhea

37. Disseminated intravascular coagulation (DIC)

38. Diverticulitis

39. Dyspepsia

40. Dyspnea

41. Dysuria

42. Ectopic Pregnancy

43. Edema, Lower Extremity

44. Endocarditis, Infective

45. Endometriosis

46. Epiglottitis

47. Fatigue

48. Fever of Undetermined Origin (FUO)

49. Galactorrhea

50. Genital Lesions/Ulcers

51. Goiter

52. Granulomatosis With Polyangiitis

53. Gynecomastia

54. Hearing Loss

55. Hematochezia

56. Hematuria

57. Hemochromatosis

58. Hemoptysis

59. Hepatomegaly

60. Hirsutism

61. Hyperaldosteronism

62. Hypercalcemia

63. Hyperkalemia

64. Hypermagnesemia

65. Hypernatremia

66. Hyperphosphatemia

67. Hyperthyroidism

68. Hypocalcemia

69. Hypoglycemia

70. Hypogonadism

71. Hypokalemia

72. Hypomagnesemia

73. Hyponatremia

74. Hypophosphatemia

75. Hypothyroidism

76. Immunodeficiency

77. Infertility

78. Jaundice

79. Joint Effusion

80. Liver Function Test Elevations

81. Liver Mass

82. Lymphadenopathy, Generalized

83. Malabsorption, Suspected

84. Meningioma

85. Mesenteric Ischemia

86. Mesothelioma

87. Metabolic Acidosis

88. Metabolic Alkalosis

89. Microcytosis

90. Multiple Myeloma

91. Multiple Sclerosis

92. Myalgias

93. Muscle Weakness

94. Neck Mass

95. Neuropathy

96. Neutropenia

97. Osteomyelitis

98. Pancreatic Mass

99. Pancreatitis, Acute

100. Parapharyngeal Abscess

101. Pelvic Mass

102. Peripheral Arterial Disease (PAD)

103. Pheochromocytoma

104. Pituitary Adenoma

105. Pleural Effusion

106. Polyarteritis Nodosa

107. Polycythemia

108. Portal Vein Thrombosis

109. Precocious Puberty

110. Proteinuria

111. Pruritus, Generalized

112. Pulmonary Embolism

113. Pulmonary Hypertension

114. Pulmonary Nodule

115. Purpura

116. Renal Artery Stenosis

117. Renal Mass

118. Rotator Cuff Tear

119. Sarcoidosis

120. Scrotal Mass

121. Small-Bowel Obstruction

122. Spinal Epidural Abscess

123. Splenomegaly

124. Stroke

125. Subarachnoid Hemorrhage

126. Subclavian Steal Syndrome

127. Subdural Hematoma

128. Superior Vena Cava Syndrome

129. Syncope

130. Testicular Torsion

131. Thoracic Outlet Syndrome

132. Thrombocytopenia

133. Thrombocytosis

134. Thyroid Nodule

135. Thyroiditis

136. Tinnitus

137. Transient Ischemic Attack (TIA)

138. Urethral Discharge

139. Urolithiasis

140. Urticaria

141. Vaginal Discharge

142. Vertigo

143. Viral Hepatitis

144. Weight Gain

145. Weight Loss, Involuntary

Appendices
Appendix I: General Guidelines for Ordering Computed Tomography (CT)
Appendix II: General Guidelines for Ordering Computed Tomography Angiography (CTA)
Appendix III: General Guidelines for Ordering Magnetic Resonance Imaging (MRI)