NEET MDS Shorts
33978
Oral Medicine
Cigarette smoking is a major risk factor for atherosclerosis as it damages the inner lining of the blood vessels, leading to the formation of plaques.
86371
Oral Medicine
In a patient with a suspected STEMI, the characteristic ECG findings include ST elevation in the anterolateral leads (I, aVL, V1-V6) and reciprocal ST depression in the inferior leads (II, III, aVF). The pattern of ST elevation in the anterolateral leads with reciprocal depression in the inferior leads is most indicative of a STEMI affecting the anterolateral wall of the heart.
78204
Oral Medicine
The history of alcoholism and symptoms of fever, abdominal pain, and elevated WBC count are more consistent with pancreatitis, which is commonly associated with alcohol abuse.
25889
Oral Medicine
Long-term inhaled corticosteroid therapy is commonly used in COPD management to reduce inflammation and exacerbations. Common side effects include oral thrush, pneumonia due to immunocompromise, and osteoporosis due to steroid-induced bone loss. Tachycardia is not a typical side effect of inhaled corticosteroids.
55011
Oral Medicine
Mefloquine is effective against malaria because it inhibits the DNA replication in the parasites' asexual erythrocytic stages, thus preventing their proliferation.
68066
Oral Medicine
Antiphospholipid syndrome is an autoimmune disorder characterized by the presence of antiphospholipid antibodies. These antibodies can bind to phospholipids in cell membranes, leading to a prothrombotic state and an increased risk of thrombosis. The exact mechanism by which these antibodies induce thrombosis is complex and may involve interference with anticoagulant proteins like protein C and protein S, as well as platelet activation and endothelial damage. However, the primary mechanism is the presence of these autoantibodies.
49561
Oral Medicine
Neurolept analgesia is a state of sedation and analgesia produced by the combined use of a neuroleptic agent and a narcotic analgesic. Neurolept anesthesia, on the other hand, includes the administration of nitrous oxide along with the neuroleptic agent and narcotic analgesic, which induces a deeper state of unconsciousness and is used for certain surgical procedures. The addition of nitrous oxide enhances the overall anesthetic effect.
91701
Oral Medicine
Pulsus paradoxus is an exaggerated decrease in systolic blood pressure during inspiration, which can occur in patients with airflow obstruction conditions such as emphysema and asthma. These conditions can lead to increased intrathoracic pressure swings during respiration, which affects the cardiac output and arterial pulse amplitude.
28490
Oral Medicine
The symptoms of fatigue, cold intolerance, and weight gain are more consistent with hypothyroidism than hyperthyroidism. Subclinical hypothyroidism is a milder form of hypothyroidism where the patient may have a normal T4 level but an elevated TSH level.
32776
Oral Medicine
While lung cancer itself is not a direct risk factor for venous thrombosis, it can be associated with hypercoagulable states due to the presence of tumor cells or paraneoplastic syndromes. The other options (orthopedic surgery, estrogen use for contraception, and a family history of DVT) are all recognized conditions that increase the risk of developing venous thrombosis.