How is pseudomembranous colitis treated?

How is pseudomembranous colitis treated?Answer: Discontinue offending drug and start metronidazole or vancomycin. Both suppress C. difficile and...

What commonly causes pseudomembranous colitis?

What commonly causes pseudomembranous colitis?Answer: Usage of broad-spectrum antibiotic treatment (eg, clindamycin or ampicillin) results in suppression...

How is botulism treated?

How is botulism treated?Answer: Classic botulism can be treated with respiratory care and antitoxin; as for infant botulism, infants typically recover...

What are the symptoms of classic botulism?

What are the symptoms of classic botulism?Answer: Cranial paralysis, including diplopia, ptosis, dysphagia, symmetric, descending motor paralysis,...

What diseases does C. botulinum cause?

What diseases does C. botulinum cause?Answer: Clostridium botulinum causes food-borne botulism (ingestion of preformed toxin), infant botulism (ingestion...

How is B. cereus treated?

How is B. cereus treated?Answer: The food poisoning is self-limited, so it is treated with supportive care to prevent dehydrati...

How is anthrax usually treated?

How is anthrax usually treated?Answer: Penicillin, tetracyclines, and fluoro-quinolones (remember the rush to get ciprofloxacin during the anthrax...

A boy presents with sore throat, arthralgias, headache, and fever. On examination, his tonsils are enlarged, erythematous, and covered with white exudates. He also has tender cervical lymphadenopathy. You diagnose the patient with pharyngitis and swab his throat to look for what organism on culture? What are two feared complications from this infection?

A boy presents with sore throat, arthralgias, headache, and fever. On examination, his tonsils are enlarged, erythematous, and covered with white exudates....

A child presents with a rash that is diffusely erythematous, with superimposed fine red papules, and is most pronounced in the groin and axilla. His face is notably flushed and he has strawberry tongue (enlarged red papillae coating the tongue). Prior to the rash, he had a sore throat. What is your presumed diagnosis?

A child presents with a rash that is diffusely erythematous, with superimposed fine red papules, and is most pronounced in the groin and axilla. His face...

A previously healthy young woman was admitted to the intensive care unit (ICU) with high fever, hypotension, nausea, vomiting, disseminated sunburn-like rash, generalized muscle ache, and imminent cardiac and renal failure. Her last menstrual period was about 5 days ago. What is the most likely diagnosis?

A previously healthy young woman was admitted to the intensive care unit (ICU) with high fever, hypotension, nausea, vomiting, disseminated sunburn-like...

Who should receive the S. pneumoniae vaccine?

Who should receive the S. pneumoniae vaccine?Answer: Older patients (>65), immunocompro-mised patients, diabetics, asplenic patients, and chronic...

How is S. pneumoniae treated?

How is S. pneumoniae treated?Answer: Penicillin is the drug of choice although, penicillin resistance is increasingly prevalent by virtue of altered...

What diseases do S. pneumoniae cause?

What diseases do S. pneumoniae cause?Answer: Pneumonia, meningitis (most common cause of bacterial meningitis in adults), otitis media (most common...

What is scarlet fever?

What is scarlet fever?Answer: Erythrogenic toxin-mediated disease that develops in association with infections of certain strains of S. pyogenes...

How is rheumatic fever diagnosed?

How is rheumatic fever diagnosed?Answer: Using the modified Jones criteria, which require two major criteria (carditis, migratory polyarthritis,...

What is rheumatic fever?

What is rheumatic fever?Answer: Immunologic disease caused by cross-reactivity of S. pyogenes M protein and antigens of joint and heart tissue. Clinically...

What is M protein?

What is M protein?Answer: Antiphagocytic virulence factor S. pyogenes. Specific types of M protein are associated with pharyngitis/acute rheumatic...

What virulence factor causes β-hemolysis?

What virulence factor causes β-hemolysis?Answer: Streptolysin O and S. Streptolysin O is inactivated by oxygen and antistreptolysin O (ASO) antibodies...

How are Streptococcus species classified?

How are Streptococcus species classified?Answer: According to Lancefield group (antigen characteristics of the C carbohydrate found on the cell wall)...

What is protein A and where is it found?

What is protein A and where is it found?Answer: Virulence factor in the cell wall of S. aureus which binds to the Fc portion of immuno-globulin G...

What type of vaccine is the S. pneumoniae vaccine?

What type of vaccine is the S. pneumoniae vaccine?There are two types of vaccines available for S. pneumoniae. The first vaccine is composed of 23 polysaccha-rides...

What is bacillus Calmette-Guérin (BCG) vaccine?

What is bacillus Calmette-Guérin (BCG) vaccine?Answer: Live-attenuated Mycobacterium bovis vaccine often used in countries where tuberculosis is...

What is a killed vaccine?

What is a killed vaccine?Answer: Killed vaccines contain organisms inactivated by chemical or physical mea...

Pilots shall be prepared to immediately disengage the autopilot, should any unscheduled ________ be evident. An autopilot lateral malfunction can result in bank angles of _____ deg within ____ sec even though recovery is started approximately ____ sec after the malfunction occurs. A pitch up malfunction could cause a stall within ___ seconds and is therefor considered the most serious autopilot malfunction.

Pilots shall be prepared to immediately disengage the autopilot, should any unscheduled ________ be evident. An autopilot lateral malfunction can result...

To determine which airspeed indicator is most accurate, the aircraft should be flown with wings level so that the speed deviation pointer indicates _______ (0.6 AOA) and the airspeed reading at ).6 AOA should compare with the corresponding airspeed, for the aircraft weight and configuration obtained from the 1-1.

To determine which airspeed indicator is most accurate, the aircraft should be flown with wings level so that the speed deviation pointer indicates _______...

(Crash Landing) Do not cut the engines prior to touchdown. This would result in a loss after a few seconds of all _________ and all _________ except that still remaining in the accumulators. Loss of hydraulic power will cause the spoilers to blow down after only a few seconds of operation on accumulator pressure. Electrical control of the stabilizer trim will be lost, leaving only manual trim.

(Crash Landing) Do not cut the engines prior to touchdown. This would result in a loss after a few seconds of all _________ and all _________ except that...

(Crash Landing) Extension of the gear for impact is considered beneficial from the stand point of lessening the severity of impact, but not to the extent that an excessive _________ or uncontrollable situation is created. Delay extension If necessary to _________. Prudent judgment must be exercised in determining action to be taken.

(Crash Landing) Extension of the gear for impact is considered beneficial from the stand point of lessening the severity of impact, but not to the extent...

Snow and ice accumulation in any significant degree must be removed from the airplane prior to flight. Snow or ice accumulation can increase ______ and adversely affect climb out performance, stalling speed, and handling characteristics. In flight _______ can result from vibrations induced by unremoved accumulations.

Snow and ice accumulation in any significant degree must be removed from the airplane prior to flight. Snow or ice accumulation can increase ______ and...

(Engine Fire on Ground) If the fire cannot be extinguished, the pilot will order the airplane abandoned. Ensure the parking brake is set. Pilot will shut down all engines by retarding all throttles to ____. Shutdown APU by setting APU control switches to _____ and/or tripping external power. Turn off the engine starter switches and _______ before leaving the airplane.

(Engine Fire on Ground) If the fire cannot be extinguished, the pilot will order the airplane abandoned. Ensure the parking brake is set. Pilot will shut...

(APU) If fire cannot be extinguished, the pilot will order the airplane abandoned and ensure the _______ is set. Pilot will shut down all engines by retarding all throttles to _______. Shut down the APU by setting APU control switch to _____ and/or trip external power. Turn off ________ switches and ________ switch before leaving the airplane.

(APU) If fire cannot be extinguished, the pilot will order the airplane abandoned and ensure the _______ is set. Pilot will shut down all engines by retarding...

The boldface for abort:

The boldface for abort:Answer: Throttles - Idle; Brakes - Apply; Speed Brakes - 60 Degr...