NEET MDS Shorts
83991
Endodontics10-15% carbamide peroxide is the most frequently used agent in home-applied vital bleaching techniques. This concentration is preferred because: 1) It provides effective bleaching with minimal sensitivity, 2) Safe for unsupervised home use, 3) Releases approximately 3-4% hydrogen peroxide slowly over several hours, 4) Good balance between efficacy and safety, 5) Allows for overnight application. Higher concentrations like 35% hydrogen peroxide are used only in-office under professional supervision due to potential tissue damage.
65646
Pharmacology
Cephalosporins can cause allergic reactions in people with penicillin allergy. The overall rate of allergy to cephalosporins in people with penicillin allergy is approximately 5 to 10%, although rates may be higher for certain people. Allergic reactions to cephalosporins can be severe and even lifethreatening;
it is generally recommended that those allergic to penicillin avoid cephalosporins all together.
97570
PedodonticsThe hoe has a two-point contact with the tooth.
86816
RadiologySubmentovertex is useful in viewing all of the above: body of mandible, fractures of zygomatic arch, fractures of base of skull.
54764
Oral SurgeryA patient allergic to PABA will most probably also be allergic to Tetracaine.
14058
EndodonticsThe first line of treatment for an acute apical abscess with swelling is to establish drainage. This relieves pressure, reduces pain, and removes the source of infection.
54404
EndodonticsIn a young patient with immature root development and vital pulp exposure, pulpotomy preserves radicular pulp vitality allowing continued root development (apexogenesis). Pulpectomy would halt root formation.
79450
General Medicine
Digoxin is a positive inotrope, hence it increases the force of myocardial contraction and may be effective in heart failure. It is a cardiac glycoside, which reduces the conductivity of the atrioventricular (AV) node and which may be used in atrial fibrillation.
Digoxin has a long half-life and is given once daily. It is cleared by the renal system and hence renal impairment requires the reduction of digoxin dose.
Arrhythmias, such as atrial tachycardia, may be a sign of digoxin toxicity.
Digoxin toxicity is enhanced if there are 67 electrolyte disturbances, especially hypokalaemia, hypomagnesaemia and hypercalcaemia.
28174
ProsthodonticsA complete denture wearing patient complains of tingling sensation in the lower premolar region. The ridges are resorbed. The most possible explanation is pressure on the mental foramen due to ridge resorption.
57495
Oral and Maxillofacial SurgeryAbsorbable sutures are particularly beneficial for pediatric patients who may struggle to return for suture removal. These sutures dissolve over time, eliminating the need for a follow-up visit to remove them