Health Topics A-Z: Most Popular Articles

Blackheads (comedones)
Blackheads (comedones) Blackheads, or open comedones, are common in acne. Clogged hair follicles reflect

Blackheads (comedones) close-up
Blackheads (comedones) close-up Blackheads, or open comedones, are common in acne. Clogged hair follicles

Black widow spider
Black widow spider The female black widow is easily recognized by her shiny black body and red hourglass

Peripheral artery disease
Encyclopedia Home Symptoms A-Z Read More Leg pain Muscle cramps Erection problems In-Depth Reports Peripheral

Bloody or tarry stools
Encyclopedia Home Symptoms A-Z Images Lower digestive ... Read More Fecal occult blood test (FO... Diverticulitis

Blood in the semen
Encyclopedia Home Symptoms A-Z Images Blood in semen Read More Urination - painful Sexual intercourse

Bladder cancer
Encyclopedia Home Diseases A-Z Images Cystoscopy Female urinary t... Male urinary tra... Read More Tumor

Bleeding into the skin
Encyclopedia Home Symptoms A-Z Images Black eye Read More Bruise Purpura Rashes Paleness More Features

Bladder stones
Encyclopedia Home Diseases A-Z Images Female urinary t... Male urinary tra... Read More Urinary tract

Bleeding esophageal varices
Encyclopedia Home Diseases A-Z Images Digestive system Liver blood supp... Read More Liver disease Bloody

Blood typing
Encyclopedia Home Tests A-Z Images Erythroblastosis... Read More Antibody Antigen Rh incompatibility

Blood clotting animation
Return to Index Step 1: An Overview Of Bloodless Medicine Step 2: The Components Of Blood Step 3: Why

Blood pressure
Encyclopedia Home Tests A-Z Images Blood pressure c... Effects of age o... Blood pressure Read More Hypertension

Blood clot formation
Blood clot formation Blood clotting normally occurs when there is damage to a blood vessel. Platelets

Blepharitis
Encyclopedia Home Diseases A-Z Images Eye Blepharitis Read More Seborrheic dermatitis Allergies Body

Bloating and menstruation
Encyclopedia Home Special Topics A-Z Images Premenstrual blo... More Features Printer-friendly version

Blood supply of the large intestine
Blood supply of the large intestine The blood supply to the large intestine originates in the superior

Bladder outlet obstruction
Encyclopedia Home Diseases A-Z Images Kidney anatomy Female urinary t... Male urinary tra... Kidney -

Blood smear
Encyclopedia Home Tests A-Z Images Red blood cells,... Red blood cells,... Red blood cells,... Red blood

Bleeding gums
Encyclopedia Home Symptoms A-Z Images Tooth anatomy Gingivitis Read More Gingivitis Periodontitis Bleeding

Blood differential
Encyclopedia Home Tests A-Z Images Basophil (close-... Formed elements ... Read More CBC Eosinophil count

Blood glucose monitoring
Encyclopedia Home Tests A-Z Images Monitor blood gl... Read More Glucose test - blood Diabetes Hypoglycemia

Blood clots
Encyclopedia Home Diseases A-Z Images Thrombus Janeway lesion o... Deep venous thro... Read More Atherosclerosis

Blood supply to bone
Blood supply to bone Bones require their own blood supply which travels through the periosteum to the

Bladder catheterization, female
Bladder catheterization, female A catheter (a hollow tube, often with an inflatable balloon tip) may

Bloodshot eyes
Bloodshot eyes The white portion of the eye (sclera) can appear red when the vessels on the surface become

Blood gases
Encyclopedia Home Tests A-Z Images Blood gases test Read More Respiratory Kidney disease More Features

Bleeding
Encyclopedia Home Injuries A-Z Images Stopping bleedin... Stopping bleedin... Stopping bleedin... Read

Bladder catheterization, male
Bladder catheterization, male Catheterization is accomplished by inserting a catheter (a hollow tube,

Blindness
Encyclopedia Home Symptoms A-Z Images Neurofibromatosi... More Features Printer-friendly version Blindness

Blood clot test
Blood clot test The bleeding time test is used to evaluate how well a person's blood is clotting. The

Blood test
Blood test Blood is drawn from a vein (venipuncture), usually from the inside of the elbow or the back

Blood culture
Encyclopedia Home Tests A-Z Read More Sepsis Septicemia More Features Printer-friendly version Blood

Bleeding disorders
Encyclopedia Home Diseases A-Z Read More Vitamin K Liver disease In-Depth Reports Vitamins More Features

Bladder and urethral repair - series
In-Depth Reports Home Back to Article Encyclopedia Surgeries for female stress... More Features Printer-friendly

Blood pressure animation
Return to Index Step 1: An Overview Of Bloodless Medicine Step 2: The Components Of Blood Step 3: Why

Blood products
Return to Index Step 1: An Overview Of Bloodless Medicine Step 2: The Components Of Blood Step 3: Why

Bloodless medicine glossary
Return to Index Step 1: An Overview Of Bloodless Medicine Step 2: The Components Of Blood Step 3: Why

Black hairy tongue
Black hairy tongue Black hairy tongue is produced when the papilla (finger-like projections from the

Bleeding between periods
Bleeding between periods Normal menstrual flow lasts about 5 days and produces a total blood loss of

Blepharoplasty - series
Blepharoplasty Indications Eyelid surgery (blepharoplasty) is used to correct "puffy bags" below the

Blood in semen
Blood in semen The presence of blood in semen (the fluid discharged upon ejaculation) may be caused by

Bladder exstrophy repair
Encyclopedia Home Surgeries A-Z More Features Printer-friendly version Bladder exstrophy repair Definition

Aarskog syndrome
Encyclopedia Home Diseases A-Z Images The face Simian crease Pectus excavatum Read More Short stature

Bleeding time
Encyclopedia Home Tests A-Z Images Blood clot test Read More Thrombocytopenia Acquired platelet function

Blood cells
In-Depth Reports Home Back to Article Encyclopedia Hereditary ovalocytosis Paroxysmal cold hemoglobinu...

Blood Group (Rh) Incompatibility
Choose a Section Main Menu Before You Get Pregnant Health During Pregnancy Nine-Month Miracle Special-Care

Blood flow studies
Encyclopedia Home Tests A-Z Images Duplex/doppler u... More Features Printer-friendly version Blood flow

Bloodless medicine guide
Return to Index Step 1: An Overview Of Bloodless Medicine Step 2: The Components Of Blood Step 3: Why

Blackheads
Encyclopedia Home Symptoms A-Z Images Blackheads (come... Read More Acne Whitehead More Features Printer-friendly

Blastomycosis
Encyclopedia Home Diseases A-Z Images Fungus Read More Skin lesion of blastomycosi... More Features Printer-friendly

Blind loop syndrome
Encyclopedia Home Diseases A-Z Images Digestive system Stomach and smal... Read More Bile Vitamin B12

Blocked tear duct
Encyclopedia Home Diseases A-Z Images Tear duct blocka... More Features Printer-friendly version Blocked

Bloodless medicine: A personal story
Return to Index Step 1: An Overview Of Bloodless Medicine Step 2: The Components Of Blood Step 3: Why

Blount's disease
Encyclopedia Home Diseases A-Z Images Anterior skeleta... Read More Bowlegs More Features Printer-friendly

Blood pressure check
Blood pressure check To measure blood pressure, your doctor uses an instrument call a "sphygmomanometer,"