Miscellaneous medical
Terms
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- "True or false statement: The primary source of human infection with Coxiella burnetii (Q fever) is via infected cattle, sheep, and goats."
- "True. Pneumonia occurs by the inhalation of contaminated aerosols, while hepatitis occurs by the ingestion of contaminated milk."
- "What are the manifestations of cauda equina syndrome?"
- "Patients present with pain, paresthesia and weakness localizing to the buttocks and upper thighs, with loss of sphincter control."
- "What are the two most frequent causes of atypical pneumonia in adults?"
- "Mycoplasma pneumoniae and Chlamydia pneumoniae (Twar Agent). Mycoplasma infection is associated with mucocutaneous ulcerative stomatitis, conjuctivitis, myringitis and otitis. Chlamydia infection is associated with recurrent respiratory infections with persistent cough, and coronary artery disease. Leukocytosis is frequently lacking in both the conditions."
- "If a patient is on the respirator and has a low pH, will PEEP help it?"
- "No. pH as well as pCO2 improve by manipulation of tidal volume and the respiratory rate. On the other hand, PO2 and the SaO2 are improved by manipulation of PEEP and the Fio2."
- "What happens to serum digoxin level when digoxin plus cholestyramine are prescribed to a patient?"
- "Cholestyramine binds digoxin so that digoxin serum level is decreased."
- "What are the manifestations of third cranial nerve palsy?"
- "Ptosis and inability to turn the eye upward, downward, or inward. At rest, the eye is deviated down and temporally. Pupil may be involved or spared. If pupil is dilated, the cause is compression of the nerve by an aneurysm or a tumor. If pupil is spared, the cause is trauma or microinfarction in association with diabetes mellitus or hypertension."
- "Which drug/vaccine is indicated for a student in college campus who is exposed to a patient with meningitis caused by Neisseria meningitidis serogroup B?"
- "Rifampin. Vaccination is available only for Neisseria meningitidis serogroup A."
- "A young girl is brought to you by her mother with the complaint that her grades have dropped drastically. Mother says that this has never happened before and that she has been A-grade student. What is your next step?"
- "Try to find a history of drug abuse and order toxicology screening."
- "A patient comes to ER in complete heart block. A temporary pacemaker is inserted and patient transferred to ICU. Suddenly he becomes hypotensive and has increased JVP. Lungs are clear. What is the diagnosis?"
- "Traumatic pericardial tamponade. Pericardiocentesis must be done right away and patient should be prepared for surgery"
- "A patient with known h/o chronic rheumatoid arthritis is presented with sudden onset of left calf pain and swelling. Homan sign is equivocal. What is your next step?"
- "Ultrasound for rupture of Baker's cyst. It is treated with injection of steroids in the joint space as it communicates with the cyst."
- True or false statement: Levamisole plus 5-FU, used as adjuvant therapy in Duke's C colon cancer, reduces tumor recurrences and prolongs survival.
- True. Tumor recurrences have been reduced 40% and survival has been significantly prolonged in such patients.
- On which side should a varicocele prompt a CT of the abdomen and pelvis and why?
- Right sided. Since the gonadal vein on the right emerges from the right renal vein, a varicocele on the right can indicate malignancy and venous obstruction.
- Heerfordt's syndrome?
- clinical combination of parotid swelling, uveitis and peripheral facial paresis seen in Sarcoidosis. Virtually diagnositic
- What is Loefgren's syndrome?
- polyarthralgia, bilateral hilar lymphadenopathy, erythema nodosum, and fever in sarcoidosis