Category: P

A drop in hematocrit during pregnancy. The increase in circulating blood volume reflects an altered ratio of serum to red blood cells; plasma volume increases by 50%, whereas the red blood cell count increases by 30%.  

Pallor of mucous membranes and skin without other signs of true anemia.  

Loss of pigment of the skin, as occurs in leukopathia or vitiligo.  

A velvety, pigmented thickening of the flexural surfaces, occurring in dark-skinned obese persons. The prevalent type of acanthosis nigricans, a condition marked by the emergence of darkened patches of thickened skin within the body’s different skin creases.  

An imaginary or false sensation, as that felt in the lost part after amputation. A perceived sensation without any discernible trigger, such as feeling pain in a limb that has been amputated.  

A condition that imitates arthritis.  

A form of agraphia in which a person is unable to write independently, but is able to copy words or letters.  

A condition in which all sounds are heard falsely, seeming to be altered in quality of pitch, or imaginary sounds are heard.  

A sarcoma in which psammoma bodies are present.  

A laminated calcified body seen in certain types of tumors and sometimes associated with chronic inflammation.