Reversible cerebral vasoconstriction syndrome (RCVS) is characterized by reversible vasospasm of the central nervous system vasculature. It usually presents as a classic thunderclap headache, but complications like a stroke, seizure, or int…
Background: Primary fallopian tube carcinoma (PFTC) is a rare gynecological malignancy though its prevalence may be underestimated given that most 'ovarian' serous cancers originate in the fallopian tube. Its diagnosis is challenging due to…
Acute abdominal pain is a frequent cause for evaluation in the clinic and emergency room. A number of causes of abdominal pain are diagnosed easily based on the history, physical exam, and some laboratory findings. However, unusual conditio…
Acute pancreatitis is a serious, potentially life threatning inflammatory disorder of the pancreas usually caused by alcohol use or gallstones. Other causes include certain drugs (such as antibiotics, antihypertensive medications, and immun…
Fetal Hemoglobin (HbF, α2γ2) is produced from the eighth week of gestation, constitutes 60 - 80 % of total hemoglobin by birth, which is then replaced with adult Hemoglobin A1 (HbA1: α2β2) by 6-12 months. Hereditary Persistence of Fetal Hem…