Question

I have the answers for everything, I just need for it to be explained as to why that's the answer.

A 24-year old female automotive technician presents herself at the doctor’s office. She complains of fever and of pain in her left hand.

On physical examination, the patient had a deep wound on her left palm that was oozing pus. She had purplish, red streaks running up her left arm. She had enlarged lymph nodes at the elbow and under her arm. The patient’s skin was warm and dry.

In her history, the patient had punctured her left palm with sharp metal from the undercarriage of a "real cherry" 1977 Malibu about a week earlier. She said the wound had bled for a few minutes and she thought that she had washed it "real good" with soap and water. She had covered the wound with a large "band-aid" and gone back to work. She developed a fever about three days later. For the past couple of days, she "did not feel so good" and had vomiting and diarrhea.

1. What type of infection do you believe she has in this hand? EXPLAIN YOUR ANSWER.

a. Streptococcus pyogenes

b. Staphylococcus aureus

c. Clostridium

d. Pseudomonas

e. Pasteurella multocida

2. From complaint and physical examination, which of the symptoms lead you to your choice of agent? EXPLAIN YOUR ANSWER.

a. the fever and pain in the hand

b. the fever, wound with oozing pus and enlarged lymph nodes

c. the lymph nodes and red streaks

d. the warm dry skin

e. the pain, red streaks and enlarged lymph nodes

3. From the history, which of the information confirmed your choice? EXPLAIN YOUR ANSWER.

a. The wound had bled for a while.

b. The wound was cleaned with soap and water.

c. The wound had been covered and had perhaps become anaerobic.

d. She had diarrhea and vomiting.

e. The cut was from a rusting car frame.

4. Which of the following is most likely to follow this infection? EXPLAIN YOUR ANSWER.

a. gangrene and amputation

b. toxic shock syndrome

c. muscle spasms

d. neurological disfunction of the hand

e. arthritis

I just need the answers to the question explained.

Answer 1

1. What type of infection do you believe she has in this hand? EXPLAIN YOUR ANSWER.

b. Staphylococcus aureus

By a doctor evaluation enough for skin infections or wound with puss to identify staphylococcus aureus presence

If you want to confirm its stephylococcus aureus is make sure puss culture and sensitivity test to rule out the bacterial infection.

also these bacteria are spread by having direct contact with a sharp metal , also its shows abcessess ( deep wound with whoosing puss)

Straptococcus pyogens . causes infections like pharyngytis, tonsilitis, scarlet fever, cellulities etc

Clostredium the causative agents of botulism and tetunus.

Pseudomonas causes urinary infections, respiratory infections, dermatitis etc.

From these we can conclude the type of infection is Staphylococcus aureus

2. From complaint and physical examination, which of the symptoms lead you to your choice of agent? EXPLAIN YOUR ANSWER.

b. the fever, wound with oozing pus and enlarged lymph nodes

Because the patient had a wound in her palm due to a sharp metal as she is a automotive technician. The wound was bad and its shows puss formation, In her physical examination lymph node enlargment also found. She had fever since 3 days. So that choice agent may be Staphylococcus aureus by the metal puncture.

3. From the history, which of the information confirmed your choice? EXPLAIN YOUR ANSWER.

d. She had diarrhea and vomiting.

The diarrhea and vomiting shows the Presence of infection with Staphylococcus aureus .

4. Which of the following is most likely to follow this infection? EXPLAIN YOUR ANSWER.

b. toxic shock syndrome

Toxic Shock syndrome ia a sudden potentially fatal condition . Its cased by the release of toxins from an overgrowth of bacteria Staphylococcus Aureus.

She had symptoms of High grade fever, diarrhea, Enlarged lymph nodes, redness, these all syptoms associated with toxic shock syndrome.

a. Gangrene and amputation- here no need of amputation , she can be treated with high grade antibiotics, , In the examination they did not mentioned about gangrane.

c. muscle spasms- also no muscle spasms present

d. neurological disfunction of the hand- not mentioned in the question, she dont have any neurological disfunction

e. arthritis- no symptoms of arthritis also.

If you need more explanations plese comment below.