Citrobacter genus includes 11 species, most commonly C. freundii and C. koseri. Bacteria are gram-negative rods, motile, and utilize citrate as carbon source. They can produce hydrogen sulfide and are citrate positive
Rare congenital neurological and skin disorder affecting 1 in 50,000 newborns. Caused by GNAQ gene mutation, occurring sporadically. Three types: Type 1 (most common), Type 2 (facial only), Type 3 (exclusive brain involvement)
Hyperemesis gravidarum is extreme, persistent nausea during pregnancy. Affects 0.3% to 10.8% of pregnancies, typically before 20th week. More severe than morning sickness, which affects 70% of pregnancies
Classic seizure involves loss of consciousness and uncontrolled body movements. Can include aura, drooling, incontinence, and confusion afterward. Primary affects whole brain, secondary spreads from one area to both sides
Paresthesia is a temporary tingling sensation that occurs when pressure is released. Most common form is transient, lasting only a few minutes. Usually painless and harmless, but can indicate serious medical problems
Nervousness is a temporary feeling of fear or worry. Typical symptoms include restlessness, trembling, and increased heart rate. Nervousness is a natural response to perceived danger. It can be beneficial and help focus during stressful situations