Sandbox:Sara: Difference between revisions

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! style="background: #4479BA; width: 400px;" | {{fontcolor|#FFF|Grade of Recommendations}}
! style="background: #4479BA; width: 400px;" | {{fontcolor|#FFF|Grade of Recommendations}}
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| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" | SPF (Sun Protection Factor)
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |[[SPF]] ([[Sun Protection Factor]])
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*An ideal sunscreen should have the following properties:
*An ideal sunscreen should have the following properties:
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**Both UVA & UVB filters
**Both UVA & UVB filters
**Atleast SPF 30
**Atleast SPF 30
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| rowspan="8" |
*Strongly recommended
*Strongly recommended
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| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Water resistance
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |[[Water]] [[resistance]]
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*Sunscreen providing water-resistance for 40-80 minutes must be worn in following conditions:
*Sunscreen providing water-resistance for 40-80 minutes must be worn in following conditions:
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**Physical contact causing increased skin friction
**Physical contact causing increased skin friction
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| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Organic vs inorganic sunscreens
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |[[Organic Chemistry|Organic]] vs [[inorganic]] [[sunscreens]]
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*Whether the components of sunscreen are organic or inorganic, recommended sunscreen must be broad spectrum with both UVA & UVB filters
*Whether the components of sunscreen are organic or inorganic, recommended sunscreen must be broad spectrum with both UVA & UVB filters
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|-
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Lip protection
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |[[Lip]] [[Protecting group|protection]]
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*Whole lip should be generously covered by high-SPF (>/= 30) and reapplication of lip sunscreen
*Whole lip should be generously covered by high-SPF (>/= 30) and reapplication of lip sunscreen
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|-
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Sunscreen application
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |[[Sunscreen]] application
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*Sunscreen is recommended to be applied according to following guidelines:
*Sunscreen is recommended to be applied according to following guidelines:
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**Strong reapplication within a period of 8 hours is mandatory only after activities that may remove the sunscreen layer such as sweating, swimming, or friction
**Strong reapplication within a period of 8 hours is mandatory only after activities that may remove the sunscreen layer such as sweating, swimming, or friction
**Should be applied  before any sun exposure and at least 20 minutes before the water activities  
**Should be applied  before any sun exposure and at least 20 minutes before the water activities  
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*Strongly recommended
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|-
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Patient education on sunscreen
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |[[Patient education]] on [[sunscreen]]
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*Patients should be educated about the meaning of SPF and its effectivesness
*Patients should be educated about the meaning of SPF and its effectivesness
|-
|-
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Sunscreen safety
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |[[Sunscreen]] [[Safety film|safety]]
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*Sunscreens have a favorable risk-benefit profile, hence, are considered to be safe overall
*Sunscreens have a favorable risk-benefit profile, hence, are considered to be safe overall
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**Reproductive toxicity
**Reproductive toxicity
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|-
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Sunscreen benefits
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |[[Sunscreen]] benefits
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*Prevents photoaging
*Prevents photoaging
*Prevents melanoma and non–melanoma skin cancer
*Prevents melanoma and non–melanoma skin cancer
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|-
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Sunscreen vehicle
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |[[Sunscreen]] [[Vehicle extrication|vehicle]]
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*Highest SPF and water resistance properties of sunscreen can be obtained by using a '''water-in-oil emulsion''' formulation for sunscreens
*Highest SPF and water resistance properties of sunscreen can be obtained by using a '''water-in-oil emulsion''' formulation for sunscreens
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*Weakly recommended
*Weakly recommended
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| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |Expiry date
| style="padding: 5px 5px; background: #DCDCDC; font-weight: bold" |[[Expiration|Expiry]] date
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*Avoid using sunscreens past the manufacturer-specified expiry date/recommended period after opening
*Avoid using sunscreens past the manufacturer-specified expiry date/recommended period after opening

Revision as of 18:54, 1 August 2019


Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Sara Mohsin, M.D.[2]



Different sunscreen recommendations and recommendations' grading according to Canadian Task Force on Preventive Health Care (CTFPHC) GRADE System
Sunscreen property Recommendation Grade of Recommendations
SPF (Sun Protection Factor)
  • An ideal sunscreen should have the following properties:
    • Broad-spectrum
    • Both UVA & UVB filters
    • Atleast SPF 30
  • Strongly recommended
Water resistance
  • Sunscreen providing water-resistance for 40-80 minutes must be worn in following conditions:
    • Water immersion
    • Excessive sweating
    • Contact with sand
    • Physical contact causing increased skin friction
Organic vs inorganic sunscreens
  • Whether the components of sunscreen are organic or inorganic, recommended sunscreen must be broad spectrum with both UVA & UVB filters
Lip protection
  • Whole lip should be generously covered by high-SPF (>/= 30) and reapplication of lip sunscreen
Sunscreen application
  • Sunscreen is recommended to be applied according to following guidelines:
    • Should be applied liberally (approximately 45 ml) to all the exposed areas
    • Strong reapplication within a period of 8 hours is mandatory only after activities that may remove the sunscreen layer such as sweating, swimming, or friction
    • Should be applied before any sun exposure and at least 20 minutes before the water activities
Patient education on sunscreen
  • Patients should be educated about the meaning of SPF and its effectivesness
Sunscreen safety
  • Sunscreens have a favorable risk-benefit profile, hence, are considered to be safe overall
  • There is still a risk of following few complications due to sunscreen application in some people:
    • Photoallergy (most common, but quite rare)
    • Reproductive toxicity
Sunscreen benefits
  • Prevents photoaging
  • Prevents melanoma and non–melanoma skin cancer
Sunscreen vehicle
  • Highest SPF and water resistance properties of sunscreen can be obtained by using a water-in-oil emulsion formulation for sunscreens
  • Weakly recommended
Expiry date
  • Avoid using sunscreens past the manufacturer-specified expiry date/recommended period after opening
  • Sunscreens should be stored at normal room temperature in order to ensure their proper stability




References

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