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B Y

D R . M O H A M M A D S A A D A B D U L - M A J I D

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MEQ EXERCISE MSK MODULE

Information you need to look up in the question:

ONE joint is involved: Swollen, inflamed and tender

Patient is having fever

Patient is limping or unable to walk

History of (predisposing factors): Traumaetc.

Diagnosis: Septic Arthritis

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MEQ EXERCISE MSK MODULE

Information you need to look up in the question:

Fever (high grade)

ONE limb is involved (usually lower limbs): Leg or thigh indicates long

bones: Swollen, inflamed and tender.

Patient is limping or unable to walk

History of (Predisposing factors): Trauma..etc.

Diagnosis: Osteomyelitis

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MEQ EXERCISE H&L MODULE

Information you need to look up in the question:

Foot is involved: Swollen, inflamed and tender may be the color turn toblack

The pain is severe

History of (predisposing factors): Diabetic Mellitus.etc.

Diagnosis: Gas Gangrene/ Diabetic foot

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Nagler`s reaction: is used to detect alpha toxin(lesithinase activity) of Clostr id ium perfr ingens.

Test principle: (Precipitation)

Egg yolk agar is inoculated with alpha toxin Abs,

once the toxin is produced, it will bind to the Abs

and will precipitate.

LAB. DIAGNOSIS

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MEQ EXERCISE CVS MODULE

Information you need to look up in the question:

FeverShortness of breathPatient is ill

On Examination: Heart murmur

History of (Predisposing factors): Intravenous drug useretc.

Diagnosis: Infective Endocarditis

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MEQ EXERCISE CVS MODULE

Information you need to look up in the question:

FeverOne or more joints are involved

On Examination: Jones criteria: Migratory arthritis, sydenham chorea,

erythema marginatum, carditis = murmur, subcutaneous nodules.

Must have: History of sore throat 4-8 weeks prior to the presentation

Migratory arthritis: The inflammation travel from one joint to another

Diagnosis: Rheumatic Heart disease if murmur existed (carditis)

Rheumatic Fever if no murmur

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MEQ EXERCISE RESP. MODULE

Non-specific symptoms: Fever, malaise

Upper resp. tract symptoms: sore throat, cough (URTI and LRTI).

O/E: Pharyngitis: pharynx is inflamed, Tonsillitis: tonsils enlarged and

inflamed

Lower resp. tract symptoms: can have URTI symptoms in addition to

Tachypnea (fast breathing), shortness of breath, chest pain.O/E: Subcostal/intercostal recession, Auscultation: Crackles, crepitation

Chest x-ray: always taken for LRTI- haziness, consolidation

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MEQ EXERCISE GIT MODULE

Fever, Diarrhea with blood and abdominal pain--- Dysentery

Dysentery: E. col i, Shigella

Prolonged high grade fever (more than 2 week), ill, generalized muscle pain

(myalgia)

Very important: Rose spots

Diagnosis: Typhoid fever

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MEQ EXERCISE IDENTIFICATION OF ORGANISMS

Gram-negative diplococci .

Interpretation: Neisseriae

If CNS symptoms are given: N. meningi t id is (meningococcus)

If UTI or sexually transmitted disease: N. gono rrho eae (gonococcus)

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MEQ EXERCISE IDENTIFICATION OF

ORGANISMSGram-positive diplococci

Interpretation: Streptoco ccus pneumon iae (pneumococci)

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MEQ EXERCISE IDENTIFICATION OF

ORGANISMSGram-negative rods "cocco-bacillary"

Interpr etat ion: Haemoph ilus inf luenzae

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MEQ EXERCISE IDENTIFICATION OF

ORGANISMSGram-positive cocci:

If arranged in chains: streptococcus

If arranged in clusters: staphylococcus

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