NEET MDS Shorts
59308
Oral Medicine
High amylase levels in pleural fluid can indicate either a pancreatic or an esophageal origin of the effusion. It is not specific to one condition and further diagnostic tests are needed to determine the source.
34828
Oral Medicine
Folic acid deficiency is most commonly due to inadequate dietary intake or increased metabolic demand, such as during pregnancy.
80113
Oral Medicine
The primary cellular defect caused by HIV infection is the depletion of CD4+ T-helper cells, which are essential for a properly functioning immune system. This leads to a compromised immune system that is susceptible to opportunistic infections.
16008
Oral medicinePEP must be started as soon as possible, and definitely within 72 hours (3 days) after a potential HIV exposure, for it to be effective. Every hour counts. It is then taken for a full 28 days.
95827
Oral medicineThe earliest and most common symptom of acute appendicitis is abdominal pain. This pain often starts around the umbilical area and then migrates to the right lower quadrant of the abdomen. Other symptoms such as fever and vomiting typically occur after the onset of pain.
66195
Oral Medicine
Men generally have an earlier onset of coronary heart disease compared to women, and the risk increases significantly after the age of 45.
77265
Oral Medicine
The aortic valve is located between the left ventricle and the aorta and is responsible for preventing the backflow of blood into the left ventricle during systole, ensuring that blood is efficiently pumped out of the heart into the systemic circulation.
43848
Oral Medicine
The most common cause of death in patients with pulmonary embolism is right ventricular failure. This occurs when the right ventricle of the heart is unable to pump blood effectively due to the sudden increase in pulmonary vascular resistance from the embolism.
16802
Oral Medicine
Barium carbonate can cause muscle weakness by increasing muscle sodium permeability and decreasing potassium permeability, leading to a large shift of extracellular potassium into muscle cells, resulting in hypokalemia.
68487
Oral Medicine
The rash in scarlet fever is characterized by small, raised, red bumps that feel like sandpaper when touched. These bumps, known as "Pastia lines," are particularly prominent in skin folds. The rash is caused by the exotoxins produced by Streptococcus pyogenes and typically occurs with a strep throat infection.