Toddler's diarrhea (aka chronic diarrhea of infancy) affects kids between 6-30mo, usually resolving by 4yo. Sx Multiple loose bowel movements per day, sometimes with undigested food visible Normal growth with no evidence of...

Fecal impaction is a solid, immobile bulk of human feces, that an develop in the rectum due to chronic constipation. Fecal loading is large volume of stool in the rectum of...

Beta-lactam is a class of antibiotics, that contain a beta-lactam ring. [faq]Beta lactam. What's that? How's that different from an alpha lactam? So beta lactams are named this way, because they have...

Hysterectomy (from Greek "hysteria" meaning "uterus", and "otomy" meaning "cutting") is the surgical removal of the uterus. It can also involve removal of the cervix, ovaries, fallopian tubes, and other surrounding...

Gallstone (aka cholelith) is a calculus (stone) formed within the gallbladder (i.e. organ where bile produced by the liver, is stored and concentrated before it is released into the small...

Urine is a liquid by-product of the body, secreted by the kidneys through a process called urination/micturation, and ecreted through the urethra. Characteristics Quantity, which is normally 1.4L, ranging from 0.6-2.6L per...

Hypoxemia is abnormally low oxygen in blood. Specifically, it is oxygen deficiency in arterial blood. Cause Respiratory disorders, often, including: Ventilation (i.e. rate/volume of air entering the lungs), including: Hypoventilation Perfusion (i.e. transfer of air...

Lymph node biopsy is a test in which a lymph node (or a piece thereof) is removed, for exam under a microscope. Method The lymphatic system is made up of several lymph...

Lower respiratory tract infection (LRTI) is infection of the lower respiratory tract. Pathophysiology Pnuemonia (common) Lung abscess Acute bronchitis Sx SOB Weakness Fever Coughing Fatigue

Tachypnea (from Greek meaning "rapid breathing") is abnormally rapid breathing. At rest, RR is 12-20 bpm, and tachypnea is >20bpm. [faq]What is tachypnea? Fast breathing. Breathing is normally 12-20 breaths per minute,...