Free Online Database Of Diseases, Illnesses & Ailments


Here you can look through thousands of and diseases, ailments, medical conditions and illnesses. You can find the symptoms. Read about any ailment's diagnosis and find medications that can be used and the correct treatments that are needed.

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Diseases, Illnesses & Ailments Starting from Letter P

  1. Presbycusis
    Presbycusis is a common condition denoting gradual hearing loss. [read more]

  2. Presbyopia
    Presbyopia is the condition of the eyes in which they gradually lose their ability to focus actively on nearby objects. [read more]

  3. Priapism
    Priapism is considered to be a medical condition that is harmful due to the fact that an erect penis does not return to its normal size or form in a span of at least four hours. This condition is often painful though this condition is not accompanied by any sexual arousal. The condition is considered to be an emergency condition because it needs immediate medical attention. [read more]

  4. prickly Heat
    Prickly heat is also known as heat rash or miliaria. It occurs when sweat sweat ducts are blocked and perspiration is trapped under the skin. [read more]

  5. Primary Alveolar Hypoventilation
    Primary alveolar hypoventilation or primary alveolar hypoventilation syndrome is a respiratory disorder marked by difficulty in breathing and may tend to get worse when sleeping due to impairment in the transfer of oxygen from the lungs to the blood. The condition results to short periods of breathing cessation during nightly episodes of apnea and often occurs in people suffering from obesity hypoventilation syndrome. [read more]

  6. Primary Amenorrhea
    Primary amenorrhea is a condition characterized by absence of menstrual periods by the age of sixteen (16). [read more]

  7. Primary Biliary Cirrhosis
    Primary biliary cirrhosis is a medical condition characterized by gradual destruction of the bile ducts in the liver that is responsible for transporting bile, a fluid produced in the liver. Destruction of bile ducts result to accumulation of harmful substances in the liver leading to cirrhosis (permanent liver tissue scarring). [read more]

  8. Primary Ciliary Dyskinesia
    Primary ciliary dyskinesia is a rare congenital disorder, which causes defect in the action of the tiny hair-like structures that lines the respiratory tract and fallopian tube. The disease is also known as immotile ciliary syndrome or Kartagener syndrome, a rare autosomal recessive disorder resulting to reduced or absent mucus clearance from the lungs increasing susceptibility to long-term respiratory infections. [read more]

  9. Primary Hyperoxaluria
    Primary hyperoxaluria is a rare condition marked by overproduction of the substance oxalate also known as oxalic acid. Extreme oxalate deposits can combine with calcium and forms calcium oxalate leading to kidney damage or failure and injury to other organs in the body. There are two types of primary hyperoxaluria; type 1 primary hyperoxaluria and type 2 primary hyperoxaluria. The first one lacks the liver enzyme alanine-glyoxylate aminotransferase while the second type lacks the enzyme glyoxylate reductase/hydroxypyruvate reductase. [read more]

  10. Primary Hyperparathyroidism
    Primary hyperparathyroidism is a disorder of the parathyroid glands characterized by too much secretion of hormones which cause disruption leading to elevated blood calcium levels. [read more]

  11. Primary Immunodeficiency
    Primary immunodeficiency is also referred to as primary immune disorders. These conditions refer to the absence of the body's immune defenses making the affected individuals more susceptible to germ- causing infections. [read more]

  12. Primary Lateral Sclerosis
    Primary lateral sclerosis is a progressive degenerative characterized by progressive muscle weakness present in the voluntary muscles. The disease belongs to the category of motor neuron diseases; which usually develops when nerve cells responsible for voluntary muscle movement degenerate and die. [read more]

  13. Primary Ovarian Insufficiency
    Primary ovarian insufficiency also referred to as premature ovarian failure, is the abnormal functioning of the ovaries before a woman turns 40 years old, in which the ovaries fail to produce estrogen in normal amounts that may lead to infertility and other problems. [read more]

  14. Primary Polycythemia
    Primary polycythemia, also called polycythemia vera, is a blood disorder due to the excess of red blood cells or over production of white blood cells and platelets. The excess red blood cells cause the thickening of blood. [read more]

  15. Primary Progressive Aphasia
    Primary progressive aphasia is a rare neurological syndrome that has the capacity to impair language abilities usually affecting people over the age of fifty. The syndrome is characterized by reduced language skills that lead an individual to suffer difficulties in comprehending and using spoken or written language. [read more]

  16. Primary Pulmonary Hypertension
    Primary pulmonary hypertension is a rare disease of unknown origin that leads to progressive narrowing of blood vessels of the lungs, which causes high blood pressure in the affected blood vessels resulting to heart failure. [read more]

  17. Primary Sclerosing Cholangitis
    Primary sclerosing cholangitis is a medical condition characterized by inflammation and scarring of the bile ducts located inside and outside the liver, which causes bile duct blockage, bile accumulation in the liver resulting to damaged liver cells and eventually lead to liver failure. [read more]

  18. Primordial Microcephalic Dwarfism Crachami Type
    Primordial microcephalic dwarfism Crachami type is a type of primordial microcephalic dwarfism, which is a rare syndrome characterized mainly by dwarfism. Physical features include extremely small head (microcephaly), large eyes, narrow face, and malformed ears. [read more]

  19. Prinzmetal's Variant Angina
    Prinzmetal's variant angina also known as variant angina, Prinzmetal's angina or angina inversa is a syndrome characterized by cardiac chest pain at rest usually when lying in bed, which usually occurs in cycles. [read more]

  20. processing Disorder
    Sensory integration disorder or dysfunction is a neurological disorder resulting from the brain's inability to process information received by the body's five basic sensory systems. [read more]

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