Rash + Red Eye Flashcards

1
Q

SLE Sx + who does it commonly effect

A

Commonly in females of reproductive age
Sx:
Constitutional
Cutaneous
Alopecia
Oral ulcers
Photosensitivity rash
Malar rash
Discoid rash
Raynauds
MSK
Arthralgia
Myalgia
Cardiorespiratory
Pericarditis, myocarditis, endocarditis
Pleurisy
Pneumonitis
Neuro
Sz
Psychosis
Chorea
Transverse myelitis
Renal
Proteinuria
Nephrotic syndrome
ESRD
GI
Ascites
Liver dz
Haem
Hemolytic anemia (reticulocytes, reduced haptoglobin, raised indirect bili, raised LDH)
Leukopenia
Thrombocytopenia
Thrombosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Dx criteria for SLE

A

ACR
SLICC

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Ix for SLE

A

ANA
Anti-dsDNA antibody
Low complement levels
Anti-Smith
Antiphospholipid antibodies

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Rx for SLE (mild, mod, severe)

A

Avoid sun
Flu shot annually

Mild
Antimalarials
Methotrexate
NSAIDs
Prednisone

Moderate
Prednisone
Triamcinolone IM
Azathioprine

Severe
Methylprednisone
Mycophenolate mofetil
Cyclosporine
Tacrolimus
Rituximab

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Dx of celiac

A

sx, HLA-DQ2/DQ8 gene, ab in serum, duodenal histology

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

RF for celiac

A

family history, women more common, T1DM, autoimmune thyroiditis, Downs, Turners, IgA deficiency

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Complications of celiac

A

Complications: anemia, growth failure, T cell lymphoma
peripheral neuropathy, arthritis, aphthous stomatitis, hyposplenism, higher risk of osteoporosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Sx of celiac

A

Sx: anorexia, constipation/ diarrhea, growth failure, abdo pain/ distension, steatorrhea, wt loss, dermatitis herpetiform (intensely pruritic papulovesicular rash on extensor surfaces)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Ix, Rx + monitoring for celiac

A

Ix: Anti-tTG IgA + intestinal biopsy
Rx: gluten free diet, refer to RD, repeat serology in 6 months, screen for FDR
Monitoring: annual anti-tTG, Q2yr TSH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Sx of chickenpox, incubation + infectivity period

A

Starts on face, spreads inferiorly to trunk + extremities
Papules evolve into vesicles then pustules that crust
Incubation 14-21d, infectivity 1-2d pre-rash

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Rx for Kawasaki’s

A

Management
IVIG + ASA 100mg/kg/d divided QID
Reduce ASA to 5mg/kg/d x 6 weeks post fever

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Lyme pathogen, sx + rx

A

Borrelia Burgdorferi
Reportable
Sx:
Macule or papule at tick bite site
Progresses to erythema migrans (bulls eye red patch that expands)
Rx: doxycycline 100mg BID, amox for kids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Measles sx

A

Begins on face + shoulders, spread inferiorly
Macular rash
Fades in 4-6d, incubation 10-14d, infectivity 4d pre rash
URTI prodrome w/ fever, rash starts 4th day of fever
Koplik’s spots 1-2d pre rash

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Parvovirus sx + complications

A

Fifth disease/ slapped cheek
Sx
Bright red facial rash, progresses to lacy reticular rash
Complications
Severe aplastic anemia in pts w/ chronic hemolytic anemia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Rocky mountain spotted fever sx

A

Evolves from pink macules to red papules to petechiae
Starts on wrists + ankles then spreads towards centre
Hx of tick exposure
Prodrome of fever, severe HA, myalgias
Rash starts 4d later
Associated w/ bradycardia + leukopenia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Roseola - cause, sx

A

HHV 6
Fever
Diffuse macular rash, face sparing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Rubella sx + name of specific finding (petechiae soft palate)

A

Pink macules + papules start on forehead then spread down to extremities within 1d

Forchheimer spots (petechiae on soft palate)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Rosacea sx + rx

A

Sx
Central face w/ transient erythema, telangectasia, inflammatory papules and pustules
Flushing

Management
Avoid triggers
Photoprotection
Topical metronidazole or azelaic acid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Scarlet fever sx + signs on exam + cause

A

Sandpaper rash, starts on trunk, spreads to extremities
Flushed face w/ perioral pallor
Rash fades in 4-5d, followed desquamation
Acute strep infection
Pastia’s sign (linear petechiae in antecubital + axillary folds)
White strawberry tongue then red strawberry tongue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Ix for persistent rash

A

Ix - scraping, culture, biopsy, labs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Painless causes of red eye (diffuse vs localised)

A

Diffuse:
Eyelid abnormality (blepharitis, ectropion, entropion, trichiasis, eyelid lesion [eg. stye, tumour])

Localized redness:
Pterygium, corneal foreign body, ocular trauma, subconjunctival hemorrhage

22
Q

Painful causes of red eye (reduced visual acuity vs normal)

A

Normal acuity:
Chalazion/Stye
Acute blepharitis
herpes zoster ophthalmicus
Viral/allergic/bacterial conjunctivitis
Herpes simplex keratitis
corneal ulcer
marginal keratitis

Reduced acuity:
Scleritis
corneal abrasion
acute glaucoma
Acute anterior uveitis (iritis)
hypopyon
hyphema

23
Q

Ix for optic neuritis vs orbital cellulitis vs retinal detachment

A

MRI for optic neuritis
CT for orbital cellulitis
US for retinal detachment

24
Q

Sx + rx of optic neuritis

A

Painful loss of vision, positive RAPD
Rx: steroids

25
Q

Rx for Acute angle-closure glaucoma

A

Topical BB (timolol)
Pilocarpine (miotics)
Topical clonidine (alpha adrenergic agonist)
Topical prednisone
Acetazolamide (carbonic anhydrase inhibitors) IV
Mannitol (diuretic) IV

26
Q

Complications of uveitis

A

Glaucoma
Posterior Synechiae
Cataracts

27
Q

Dark curtain over vision?

A

retinal detachment

28
Q

Most common type of macular degeneration?

A

dry

29
Q

Sx of Posterior Vitreous Detachment

A

Flashes/ floaters

30
Q

Most common eye cancer in kids

A

retinoblastoma

31
Q

How to assess vision + eyes

A

Snellen chart, slit lamp, fluorescein, tonometry

32
Q

Rx for viral conjunctivitis

A

Supportive, cold compresses, ocular decongestants, artificial tears
Strict hand washing/hygiene, avoid work if healthcare worker until eye discharge ceases

33
Q

Common bacterial pathogens causing conjunctivitis in adults + kids

A

Staph aureus in adults
Strep pneumoniae, H influenzae in children

34
Q

Who to give abx to for bacterial conjunctivitis

A

Antibiotic therapy in healthcare workers, immunocompromised, comorbidity, contact lens wearers, unreliable

35
Q

Rx for bacterial conjunctivitis

A

Fucidin 1% ophthalmic 1 drop BID x 7 days
Erythromycin ointment 1.25cm QID x 5-7 days
If severe or contact lens, cover for pseudomonas
Ciprofloxacin 0.3% (or oflaxacin) QID x 5-7 day

36
Q

Rx for allergic conjunctivitis

A

Avoid exposure, artifical tear, topical antihistamine H1 antagonist
Olopotadine (Pataday) 0.2% 1 drop daily x 2w

37
Q

RF for dry eyes

A

Risk: Age, female, medications (anticholinergic)

38
Q

Rx for corneal abrasion

A

Topical NSAIDs (diclofenac 0.1% [Voltaren], ketorolac 0.4% [Acular LS] 1 drop QID x 2 days maximum)
Topical Antibiotic (erythromycin 0.5% opht oint, polymyxin B/trimethoprim (Polytrim) opht solution, and sulfacetamide 10% opht oint QID x 5d or until asymptomatic x 24h)
If contact lens wearer, cover for pseudomonas (Ciprofloxacin, Gentamicin, Ofloxacin)

39
Q

Differences between episcleritis + scleritis

A

Phenylephrine (2.5%) eye drops leads to swift, transient resolution of episcleral redness in episcleritis
Non-tender on palpation in episcleritis (tender in scleritis)
Pink-red in episcleritis (blue-purple hue in scleritis)
Radial pattern of sclera maintained in episcleritis (loss of radial pattern of sclera in scleritis)

40
Q

Sx of glaucoma

A

Blurred vision
HA, N/V
Uni or bilateral
Hazy cornea
Mild dilated oval pupil

41
Q

Sx + rx of uveitis

A

Photophobia
Blurred vision
Circumcorneal congestion

Rx: Topical steroids

42
Q

Sx of scleritis

A

Blurred vision
Globe pain w/ palpation
Generalised injection

43
Q

What is Bells phenomenon?

A

upward gaze with inability to close eye lid on affected side

44
Q

Rx for Bell’s palsy

A

Bells Palsy rx: corticosteroids

45
Q

Red flags for red eye

A

pain on palpation, decreased acuity, anisocoria

46
Q

Bugs causing conjunctivitis in contact lens wearers

A

acanthomoeba

47
Q

Perilimbal haze causes

A

iritis, keratitis

48
Q

Fixed, hazy cornea = what?

A

raised intraocular pressure

49
Q

Fixed, hazy cornea + pain = what?

A

acute angle glaucoma

50
Q

Risks of eye steroids

A

worsening herpes simplex keratitis, globe rupture, corneal ulcerations, glaucoma

51
Q

How to prevent pink eye

A

goggles, wash hands, condoms