Ddxpages

Ddx:Adrenocorticotropic Hormone Ddx:Albumin Ddx:Aldosterone Ddx:Alkaline Phosphatase Ddx:Alkalosis Ddx:Alopecia Ddx:Alpha-1 Antitrypsin Ddx:Alpha-Fetoprotein Ddx:Amenorrhea Ddx:Aminotransferases Ddx:Ammonia Ddx:Amnesia Ddx:Amylase Ddx:Amyloidosis Ddx:Anal Fistula Ddx:Anaphylaxis Ddx:Anemia Ddx:Aneurysm Ddx:Angina Ddx:Angiotensin-Converting Enzyme Ddx:Anion Gap Ddx:Anisocoria Ddx:Ankle Pain/Swelling Ddx:Anorectal Pain Ddx:Anorexia Ddx:Anosmia Ddx:Anovulatory Bleeding Ddx:Antimitochondrial Antibodies Ddx:Antineutrophil Cytoplasmic Antibodies Ddx:Antinuclear Antibody Ddx:Antistreptococcal Antibodies Ddx:Antithrombin III Ddx:Antithyroid Microsomal Antibodies Ddx:Anxiety Ddx:Aortic Insufficiency Ddx:Aortic Stenosis Ddx:Aphasia Ddx:Apoxia Ddx:Appendicitis Ddx:Arachnodactyly Ddx:Arterial Bruit Ddx:Arterial Hypoxemia Ddx:Arthritis Ddx:Ascites Ddx:Ataxia Ddx:Atrial Fibrillation, Flutter Ddx:Atrioventricular Block Ddx:Aura Ddx:Azoospermia Ddx:Babinski's Reflex Ddx:Back Pain Ddx:Bacterial Endocarditis Ddx:Barrel Chest Ddx:Basophilic Leukocytes Ddx:Bilirubin Ddx:Bilirubinuria Ddx:Bladder Discomfort Ddx:Bleeding (Excessive) Ddx:Bleeding Gums Ddx:Bleeding Time Ddx:Blood Gas Analysis Ddx:Blue Sclera Ddx:Blurred Vision Ddx:Bone Pain Ddx:Bradycardia Ddx:Brain Tumors Ddx:Breast Lumps Ddx:Breast Pain and Discharge Ddx:Breast Swelling Ddx:Brudzinski's Sign Ddx:C-Peptide Ddx:C-Reactive Protein Ddx:CA-125 Ddx:CA-19-9 Ddx:Calcitonin Ddx:Carcinoembryonic Antigen Ddx:Cardiac Dysrhythmias Ddx:Cardiac Risk Factors Ddx:Cardiomegaly Ddx:Cardiomyopathy Ddx:Carotid Bruit Ddx:Carpal Tunnel Syndrome Ddx:Cerebrovascular Accident Ddx:Ceruloplasmin Ddx:Chest Pain Ddx:Cheyne-Stokes Respiration Ddx:Cholecystitis Ddx:Cholestasis Ddx:Cholinesterase Ddx:Chorea Ddx:Chronic Cough Ddx:Chronic Heart Failure Ddx:Chronic Pain Ddx:Chronic Renal Failure Ddx:Chronic Vision Loss Ddx:Chvostek's Sign Ddx:Chylothorax Ddx:Cirrhosis Ddx:Clubbing Ddx:Coated Tongue Ddx:Collapsing Pulse Ddx:Coma Ddx:Confusion Ddx:Congenital Abnormalities Ddx:Congenital Heart Disease Ddx:Constipation Ddx:Coombs' Test Ddx:Copper Ddx:Cor Pulmonale Ddx:Coronary Artery Disease Ddx:Cortisol Ddx:Cough Ddx:Creatine Kinase Ddx:Creatinine Ddx:Creatinine Clearance Ddx:Crystalluria Ddx:Cushing's Syndrome Ddx:Cyanosis Ddx:Cylindruria Ddx:Decreased Bowel Sounds Ddx:Decreased Breath Sounds Ddx:Dehydration Ddx:Dehydro-3-Epiandrosterone Ddx:Delayed Gastric Emptying Ddx:Delirium Ddx:Delta-Aminolevulinic Acid Ddx:Delusions Ddx:Dementia Ddx:Depression Ddx:Diabetes Insipidus Ddx:Diaphragmatic Dysfunction Ddx:Diaphragmatic Elevation Ddx:Diarrhea Ddx:Diffuse Pain Ddx:Diplopia Ddx:Displaced PMI Ddx:Disseminated Intravascular Coagulation Ddx:Double Stranded DNA Antibody Ddx:Dry Eyes Ddx:Dysarthria Ddx:Dysmenorrhea Ddx:Dysopia Ddx:Dyspareunia Ddx:Dyspepsia Ddx:Dysphagia Ddx:Dyspnea Ddx:Dysuria Ddx:Ear Pain Ddx:Earache Ddx:Edema Ddx:Elastase in Blood Serum Ddx:Elbow Pain Ddx:Electrocardiogram Ddx:Empty Sella Syndrome Ddx:Encopresis Ddx:Enophthalmos Ddx:Eosinophilia Ddx:Epilepsy Ddx:Epistaxis Ddx:Erythema Nodosum Ddx:Erythrocyte Morphology Ddx:Erythrocyte Sedimentation Rate Ddx:Erythropoietin Ddx:Esophagitis Ddx:Estradiol Ddx:Estriol Ddx:Estrone Ddx:Eye Discharge Ddx:Eye Pain Ddx:Facial Nerve Paralysis & Bell's Palsy Ddx:Facial Pain Ddx:Fatigue Ddx:Fatty Liver Ddx:Feces Color Ddx:Feces Consistency Ddx:Ferritin Ddx:Fever Ddx:Fibrin Degradation Products Ddx:Fibrinogen Ddx:Flank Pain Ddx:Flatulence Ddx:Flushing Ddx:Folic Acid Deficiency Ddx:Frozen Shoulder Ddx:Fulminant Hepatic Failure Ddx:Gait Abnormalities Ddx:Galactorrhea Ddx:Gallops and Extra Heart Sounds Ddx:Gamma-Glutamyl Transpeptidase Ddx:Gastric Anacidity Ddx:Gastrin Ddx:Gastritis Ddx:Gastrointestinal Bleeding Ddx:Genital Skin Lesions Ddx:Genital Ulcer Ddx:Glasgow Coma Scale Ddx:Glossitis Ddx:Glucosuria Ddx:Goiter Ddx:Gonadotropins Ddx:Growth Failure Ddx:Growth Hormone Ddx:Gynecomastia Ddx:HDL Cholesterol Ddx:HLA-B27 Ddx:Halitosis Ddx:Hallucinations Ddx:Hand Contracture Ddx:Hand and Foot Rashes Ddx:Haptoglobin Ddx:Headache Ddx:Hearing Loss Ddx:Heartburn Ddx:Hemarthrosis Ddx:Hematocrit Ddx:Hematuria Ddx:Hemiparesis and Hemiplegia Ddx:Hemoglobin Ddx:Hemopexin Ddx:Hemoptysis Ddx:Hemorrhagic Diathesis Ddx:Hemorrhoids Ddx:Hepatic Cysts Ddx:Hepatomegaly Ddx:Hepatosplenomegaly Ddx:Heterophoria Ddx:Hiccup Ddx:Hirsutism Ddx:Hoarseness Ddx:Horner's Syndrome Ddx:Human Chorionic Gonadotropin Ddx:Hydrocephalus Ddx:Hyperaldosteronism Ddx:Hypercalcemia Ddx:Hyperchloremia Ddx:Hypercholesterolemia Ddx:Hyperglycemia Ddx:Hypergonadism Ddx:Hyperhidrosis Ddx:Hyperkalemia Ddx:Hypernatremia Ddx:Hyperpigmentation Ddx:Hyperreflexia Ddx:Hypersomnia Ddx:Hypertension Ddx:Hyperthyroidism Ddx:Hypertrophic Gums Ddx:Hypertrophy of the Heart Ddx:Hyperventilation Ddx:Hypesthesia Ddx:Hypocalcemia Ddx:Hypocholermia Ddx:Hypoglycemia Ddx:Hypokalemia Ddx:Hypomelanosis Ddx:Hyponatremia Ddx:Hyporeflexia Ddx:Hypotension Ddx:Hypothermia Ddx:Hypothyroidism Ddx:Ileus Ddx:Impaired Wound Healing Ddx:Impotence Ddx:Inappetence Ddx:Incontinence Ddx:Increased Bowel Sounds Ddx:Increased Intracranial Pressure Ddx:Infertility Ddx:Insomnia Ddx:Intracranial Bleeding Ddx:Intracranial Calcification Ddx:Intraocular Pressure Ddx:Intrauterine Growth Retardation Ddx:Iron Ddx:Irregular Heart Rhythms Ddx:Janeway Lesions Ddx:Jaundice Ddx:Jaw Pain/Swelling Ddx:Joint Hypermobility Ddx:Jugular Venous Distension Ddx:Jugular Venous Distention Ddx:Karnofsky Performance Scale Ddx:Knee Pain/Swelling Ddx:LDH Ddx:LDL Cholesterol Ddx:Lactate in the Liquor Ddx:Lactic Acidosis Ddx:Leg Cramps Ddx:Leg Length Discrepancy Ddx:Leg Pain Ddx:Leg Swelling Ddx:Leg Ulcer Ddx:Leukocyte Alkaline Phosphatase Ddx:Leukocytosis Ddx:Leukocyturia Ddx:Leukopenia Ddx:Lightheadedness and Vertigo Ddx:Lipase Ddx:Lipoprotein (a) Ddx:Liver Diseases Ddx:Localized Lymph Node Enlargement Ddx:Low Back Pain/Swelling Ddx:Lower Quadrant Abdominal Pain Ddx:Lung Disease Ddx:Lymph Node Metastases Ddx:Lymphadenopathy Ddx:Lymphedema Ddx:Lymphocytopenia Ddx:Lymphocytosis Ddx:Magnesium Ddx:Malassimilation Ddx:Mediastinal Mass Ddx:Meningismus Ddx:Meningitis Ddx:Mental Disorders Ddx:Mental Retardation Ddx:Mesenteric Ischemia Ddx:Metabolic Encephalopathy Ddx:Miosis Ddx:Mitral Regurgitation Ddx:Mitral Stenosis Ddx:Mitral Valve Prolapse Ddx:Monocytosis Ddx:Mucosa Hemorrhage Ddx:Murmurs Ddx:Muscle Weakness Ddx:Muscular Atrophy of the Hand Ddx:Myalgia Ddx:Mydriasis Ddx:Myocarditis Ddx:Myoglobin Ddx:Myopathy Ddx:Nail Changes Ddx:Nail Disorders Ddx:Narcolepsy Ddx:Nasal Congestion Ddx:Nausea and Vomiting Ddx:Neck Masses Ddx:Neck Stiffness/Pain Ddx:Nephrolithiasis Ddx:Nephrotic Syndrome Ddx:Neuron-Specific Enolase (NSE) Ddx:Night Blindness Ddx:Night Sweats Ddx:Nocturia Ddx:Nodular Lesions Ddx:Nystagmus Ddx:Obesity Ddx:Obstructive Lung Disease Ddx:Occult Blood Ddx:Opthalmoplegia Ddx:Optic Neuropathy Ddx:Oral Lesions Ddx:Orthopnea Ddx:Osler Nodes Ddx:Osteolysis Ddx:Osteomalacia Ddx:Osteomyelitis Ddx:Osteoporosis Ddx:Otorrhea Ddx:Overeating Ddx:Pacreatic Insufficiency Ddx:Pallor Ddx:Palpitations Ddx:Pancreatic Polypeptide Ddx:Pancytopenia Ddx:Papilledema Ddx:Papulosquamous Lesions Ddx:Paradoxical Pulse Ddx:Paraneoplastic Syndromes Ddx:Paraplegia Ddx:Paraproteinemia Ddx:Parathyroid Hormone Ddx:Paresthesias Ddx:Parkinsonism Ddx:Parosmia Ddx:Paroxysmal Cold Hemoglobinuria Ddx:Paroxysmal Nocturnal Dyspnea Ddx:Partial Thromboplastin Time Ddx:Partoid Gland Enlargement Ddx:Pelvic Inflammatory Disease Ddx:Pelvic Masses Ddx:Pelvic Pain Ddx:Penile Discharge Ddx:Peptic Ulcer Disease Ddx:Percussion of the Lungs Ddx:Pericardial Effusion Ddx:Pericardial Rubs Ddx:Pericarditis Ddx:Periorbital Edema Ddx:Peripheral Arterial Occlusive Disease Ddx:Peripheral Edema Ddx:Peripheral Neuropathy Ddx:Phosphate Ddx:Photophobia Ddx:Photosensitivity Ddx:Pigmented Lesions Ddx:Pituitary Insufficiency Ddx:Plasminogen Ddx:Pleural Rubs Ddx:Pneumothorax Ddx:Pollakisuria Ddx:Polycythemia Ddx:Polydipsia Ddx:Polymenorrhea Ddx:Polyuria Ddx:Portal Hypertension Ddx:Postpartum Hemorrhage Ddx:Postpartum Infections Ddx:Precocious Puberty Ddx:Premature Ventricular Contractions Ddx:Priapism Ddx:Prolactin Ddx:Proptosis/Exophthalmos Ddx:Protein Ddx:Protein-Losing Enteropathy Ddx:Proteinuria Ddx:Pruritis Ddx:Ptosis Ddx:Pubertal Delay Ddx:Pulmonary Edema Ddx:Pulmonary Embolism Ddx:Pulmonary Hypertension Ddx:Pulmonary Nodule Ddx:Pulse Pressure Ddx:Pupillary Constriction Ddx:Pupillary Dilation Ddx:Purpura Ddx:Pyridoxine Deficiency Ddx:Pyuria Ddx:Rales/Crackles Ddx:Rash with Fever Ddx:Raynaud's Phenomenon Ddx:Rectal Masses Ddx:Rectal Pain Ddx:Red Eye Ddx:Red Face Ddx:Red Palms Ddx:Red Tongue Ddx:Reentry Supraventricular Tachycardias Ddx:Reflexes Ddx:Renal Cysts Ddx:Respiratory Displacement, Reduced Ddx:Respiratory Failure Ddx:Respiratory Sounds Ddx:Restless Legs Ddx:Restrictive Lung Disease Ddx:Reticulocytes Ddx:Retinol Ddx:Reversible Renal Failure Ddx:Rhabdomyolysis Ddx:Rheumatoid Factor Ddx:Right Bundle-Branch Block Ddx:Salivary Gland Enlargement Ddx:Salivary Gland Tumor Ddx:Scalp Rash Ddx:Sciatica Ddx:Scoliosis Ddx:Scrotal Masses Ddx:Scrotal Swelling Ddx:Seizures Ddx:Selenium Ddx:Sexually Transmitted Diseases Ddx:Shock Ddx:Shoulder Pain Ddx:Sicca Syndrome Ddx:Single Strand DNA Antibody Ddx:Sinoatrial Block Ddx:Sinus Bradycardia, Bradyarrhythmia Ddx:Sinus Tachycardia Ddx:Skin Changes Ddx:Skin Crepitation Ddx:Skin Pigmentation (Decreased) Ddx:Smell Loss Ddx:Smooth Muscle Antibody Ddx:Snoring Ddx:Sodium Ddx:Sore Throat Ddx:Splenomegaly Ddx:Sputum Ddx:Stomatitis Ddx:Striae Distensae Ddx:Stridor Ddx:Sudden Death Ddx:Superior Vena Cava Syndrome Ddx:Supraventricular Tachycardias Ddx:Swollen Face Ddx:Syncope Ddx:Syndrome of Inappropriate Antidiuretic Hormone (SIADH) Ddx:TBG Ddx:TSH Ddx:Tachycardia Ddx:Tachycardic Cardiac Dysrhythmias Ddx:Tachypnea Ddx:Tactile Fremitus Ddx:Telangiectasia Ddx:Testicular Pain Ddx:Testosterone Ddx:Tetany Ddx:Thrombophilia Ddx:Tinnitus Ddx:Toe Pain/Swelling Ddx:Tongue Pain Ddx:Tongue Swelling Ddx:Tooth Loss Ddx:Toothache Ddx:Torsades des Pointes Ddx:Toxic Shock Syndrome Ddx:Tremor Ddx:Trigeminal Neuralgia Ddx:Tubulointerstitial Diseases of the Kidney Ddx:Unequal Pulses Ddx:Urinary Incontinence Ddx:Urinary Stream (Decrease) Ddx:Urine Appearance/Color Ddx:Urine Catecholamines Ddx:Urine Osmolality Ddx:Urine calcium Ddx:Urine pH Ddx:Urobilinogen Ddx:Urolithiasis Ddx:Urticaria Ddx:VIP Ddx:VLDL Hyperlipidemia Ddx:Vaginal Bleeding Ddx:Vaginal Discharge Ddx:Vasculitis Ddx:Ventricular Fibrillation Ddx:Ventricular Tachycardia Ddx:Vesicular & Bollous Lesions Ddx:Vesicular Breathing Ddx:Vision Loss Ddx:Vital Capacity Ddx:Vitamin B1 Ddx:Vitamin B12 Ddx:Vitamin C deficiency Ddx:Vitamin D Ddx:Vocal Cord Paralysis Ddx:Vocal Fremitus Ddx:Vulvar Pruritus Ddx:Vulvitis Ddx:Warm Autoimmune Hemolytic Anemia Ddx:Weight Gain Ddx:Weight Loss Ddx:Wheezing Ddx:Wide Pulse Pressure Ddx:Wrist & Hand Pain Ddx:Xanthomas Ddx:Xerosis Ddx:Xerostomia Ddx:Yellow Sclera Ddx:Zinc