Lecture 15 - Infection in Athletes Flashcards

(52 cards)

1
Q

What are the common pathogens that cause infections?

A
  • virus
  • bacteria
  • fungi
  • parasites
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2
Q

Trasnmission

What is direct contact? Give an example of trasnmission and an example of infection.

A

direct contact with an infected person
shaking hands
common cold

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3
Q

Trasnmission

What is indirect contact? Give an example of trasnmission and an example of infection.

A

infectious agent depositied onto surface
training equipment
norovirus

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4
Q

Trasnmission

What is droplet? Give an example of trasnmission and an example of infection.

A

large droplets through air
coughing
influenza

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5
Q

Transmission

What is airborn trasnmission? Give an example of trasnmission and an example of infection.

A

small particles that are inhaled
ventilation systems
tuberculosis

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6
Q

What is vehicle transmission? Give an example of trasnmission and an example of infection.

A

single contaminated source
contaminated food or water
E.Coli

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7
Q

Transmission

What is animal-born trasnmission? Give an example of trasnmission and an example of infection.

A

insect or animal
mosquitos
malaria

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8
Q

What is blood born transmission? Give an example of trasnmission and an example of infection.

A

contact with infected blood
sharing needles
HIV

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9
Q

What is mother to child transmission? Give an example of trasnmission and an example of infection.

A

pathogens pass from infected mother to child
pregnancy, breastfeeding
HBV, HIV

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10
Q

What are the 2 most common infections in athletes?

A
  1. respiratory illnesses
  2. gastrointestinal illnesses
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11
Q

Are men or women for susceptible to infections?

A

Women

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12
Q

What curve represents the relationship between exercise and immune function? Explain.

A

J-shaped curve (moderate excersises can decrease risk of exercise, but excessive exercise may impair immun function

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13
Q

What is the most common infection in athletes?

A

upper respiratory tract infection

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14
Q

Upper respiratory tract infection

Pathology

A

majority are viral
direct and indirect contac, droplets
acute infection

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15
Q

Upper respiratory tract infection

Symptoms and signs (diagnosis)

A
  • runny nose, sore throat, fatigue, low grade fever, cough
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16
Q

Upper respiratory tract infection

Treatment

A

fluids, pain control, rest

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17
Q

What is neck check?

A

if symptoms are above the neck (sore throat nasal congestion) –> can RTS cautiously

if symptoms below the neck (vomiting, fever, diarrhea) –> stop actviity and rest

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18
Q

What does RTS look like for more severe bacterial URTI?

sinustis, pharyngitis

A

athletes should be afebrile and on antibitotics for at least 24 hrs before RTS

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19
Q

Mono

Pathology

A
  • viral
  • spread through saliva (kissing disease)
  • 30-50 day incubation period
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20
Q

Mono

diagnosis

A
  • clincial findings
  • labratory data
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21
Q

Mono

Treatment

A
  • rest, eat healthy, fluids
  • tylenol/advil for sore throat and headaches
  • no anti-virals
22
Q

Mono

Complications

A

spleen enlargement, which can lead to spleen rupture (quite rare)

23
Q

Mono

RTS

A
  • recovery: 4-6 weeks from diagnosis
  • when afebrile, fatigue resolved and 3 weeks from onset of symptoms –> can return to light and non-contact activity
  • no worseining symptoms –> progress to more strenuous activity
  • individualized
24
Q

Influenza

Pathology

A
  • A or B
  • highly contagious by droplets (winter season due to dry air)
25
# Influenza Symptoms
Day 1-3: sudden appearance of fever, headache, muscle pain, weakness, dry cough, sore throat Day 4: fever and muscle aches decrease, hoarse, dry or sore throat, cough and mild chest discomfort Day 8: symptoms decreases, cough and fatigue may last
26
# Influenza Complications
- dehydration - pneumonia - bronchitis - myositis - death
27
# Influenza Treatment
- supportive care, hydration - tylenol/NSAIDS - antivirals with 48 hrs of symptom onset - isolation for 5 days - RTS when all symptoms resolved
28
# Influenza Prevention
- vaccinations - avoid contacts with infected people and contagious objects - wash hands - cough/sneeze into sleeve - avoid touching face - isolate if symptomatic - face mask - dont share water bottles/equipment - avoid getting wet and cold after exerciese - heat and moisture exchanging mask in the cold (below -15) - good recovery routines
29
# UTI Pathology
- usually bacterial
30
# UTI Symptoms and signs
- urge to urinate, burning sensation when peeing - pelvic pain - hematuria
31
# UTI Risk Factors
- female - dehydration - intense exercise - poor hygiene - friction (bike)
32
# UTI Prevention
- stay hydrated - hygiene - cranberry juice - wear loose/breathable clothing
33
# UTI Treatment
- antibiotics - pain relief - increased fluid intake
34
# Otitis external Pathology
bacterial
35
# Otitis external Signs + symptoms
- itching - redness - pain - hearing loss
36
# Otitis external Risk factors
- chronic moisture - trauma from foreign bodies
37
# Otitis external Prevention
- keep ears dry - don't damage the skin
38
# Otitis external Treatment
- antibiotics/steroid combination drops - NSAIDS - pain control
39
# Cellulitis Pathology
- acute spreading of infection in dermal and subcutaneous tissues - group A streptococcus, staphylococcus aureus - bacterila invasion into damaged skin tissues
40
# Cellulitis Signs and symptoms
- pain - redness - swelling - warm tense skin with ot without fever
41
# Cellulitis Treatment
- skin hygiene - antibitoics
42
# Impetigo Pathology
- superficial skin infection - staphylococcus or streptococcus - direct skin to to skin contact - broken or unborken skin
43
# Impetigo Signs + Symptoms
- early - tender red papules - later - non-tender vesicles with surrounding redness - late - honey colored crust
44
# Impetigo Treatment
- skin hygiene - antibiotics (topicl - mild, oral - more severe)
45
# Impetigo RTS
- 72 hours of antibiotics completed - no new lesiosn in 72 hrs - no moist lesions
46
# Herpes Simplex Pathology
- HSV-1 (herpes gladiatorum) - skin to skin contact (common in wrestler) - hughly contagious
47
# Herpes Simplex Symptoms
- first mild flu-like symptoms -- rash appears 1-2 days later - burn/tingling -leasions last 10-14 days - reactivation (latent herpes with lives in neural ganglia, tingling/burning before appearance of skin lesions, triggered by physical or emotional stress or fever)
48
# Herpes Simplex Treament
- pain relief - keep dry - oral anti-virals
49
# Herpes Simplex RTS
- free of systematic symptoms for 72 hrs - new new lesions for 72 hours - no moist or active lesions - treated with antivirals
50
# Tinea Pathology
- fungal skin infection - highly contagious - heat and moisture help fundi grow -- common in areas where we sweat
51
# tinea pedis (athletes foot) Pathology, symptoms, treatment
Pathology: sperficial skin infection of feet, fungi (trichophyton, epidermophyton) Symptoms: itching, scaling, vesicles treatment: topical or antifungals 2-4 weeks
52
How to prevent skin infections in athletes? (video)
- keep cuts and scrapes clean and covered - prevent blisters (gel covers, specialized socks) - moisture wicking clothes to prevent germs from growing - wear sandals in locker room - showing after parctice or games - use anti-bacterial soap - use clean towel - don't share personal care items - wash towels, clothes and sports bag - disinfect sports equipment - check athletes skin - ask athletes to check skin