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Showing posts from March, 2026

Kaposi's sarcoma

  Kaposi's sarcoma, multiple haemorrhagic sarcoma Characteristic purple lesions of Kaposi's sarcoma on the nose of an HIV-positive female. Pronunciation / k æ ˈ p oʊ s i z / ,  / ˈ k ɑː p ə s i z ,   ˈ k æ p ə -/ Specialty Dermatology, Oncology Symptoms Purple colored skin lesions Types Classic, endemic, immunosuppression therapy-related, epidemic Risk factors Human herpesvirus 8 (HHV8), poor immune function Diagnostic method Tissue biopsy, medical imaging Differential diagnosis Blue rubber bleb nevus syndrome, pyogenic granuloma, melanocytic nevi, melanoma Treatment Surgery, chemotherapy, radiation therapy, biologic therapy Frequency 42,000 (new cases, 2018) Deaths 20,000 (2018) Kaposi's sarcoma  ( KS ) is a type of cancer that can form masses on the skin, in lymph nodes, in the mouth, or in other organs. The skin lesions are usually painless, purple, and may be flat or ra...

Eclampsia/Pre-eclampsia

  Eclampsia Specialty Obstetrics Symptoms Seizures, high blood pressure Complications Aspiration pneumonia, cerebral hemorrhage, kidney failure, cardiac arrest Usual onset After 20 weeks of pregnancy Risk factors Pre-eclampsia Prevention Aspirin, calcium supplementation, treatment of prior hypertension Treatment Magnesium sulfate, hydralazine, emergency delivery Prognosis 1% risk of death Frequency 1.4% of deliveries Deaths 46,900 hypertensive diseases of pregnancy (2015) Eclampsia  is the onset of seizures (convulsions) in a pregnant woman with pre-eclampsia. Pre-eclampsia is a hypertensive disorder of pregnancy that presents with three main features: new onset of high blood pressure, large amounts of protein in the urine or other organ dysfunction, and edema. If left untreated, pre-eclampsia can result in long-term consequences for the pregnant woman, namely increased ris...

Premature ejaculation

   Premature ejaculation Specialty Psychiatry, sexual medicine Premature ejaculation  ( PE ) is a male sexual dysfunction that occurs when a male expels semen (and most likely experiences orgasm) soon after beginning sexual activity, and with minimal penile stimulation. It has also been called  early ejaculation ,  rapid ejaculation ,  rapid climax ,  premature climax  and (historically)  ejaculatio praecox.  There is no uniform cut-off defining "premature", but a consensus of experts at the International Society for Sexual Medicine endorsed a definition of around one minute after penetration. The International Classification of Diseases (ICD-10) applies a cut-off of 15 seconds from the beginning of sexual intercourse. Premature ejaculation is treated with behavioral techniques, medications, and rarely surgery. Combined therapy is often most effective. Although men with pre...