Flashcards in GP Deck (40)
What is telangiectasia
small dilated blood vessels near the surface, commonly in mucous membranes
MO in impetigo?
Tx of impetigo?
• 1st line - topical fusidic acid
Oral fluclox. Erythromycin if allergic.
Describe rash of impetigo
Yellow brown crusts which may be bulbous.
pathogen of cellulitis? Tx??
Group A strep or staph aureus
amox or iv co-amox
Patho of chickenpox
Varciella Zoster Virus
Tx of chickenpox?
• Trim nails
• Calamine lotion
IV aciclovir if immunocompromised
Complications of chickenpox?
Disseminated haemorrhagic chickenpox
Diagnosis of eczema?
Itchy skin condition in last 12 mths and 3+ of:
• Onset below age 2
• History of flexural involvement
• History of generally dry skin
• Personal history of atopy
Visible flexural dermatitis
Tx of eczema?
Name topical steroids mild, moderate, potent and v potent
• Mild - Hydrocortisone 0.5-2.5%
• Moderate - betamethasone 0.025%
• Potent - Betamethasone 0.1%
Very potent - Dermovate 0.05%
what are the 2 types of contact dermatitis
• Irritant contact dermatitis - non allergic reaction due to weak acids or alkalis. Eythema.
• Allergic Contact dermatitis:
type 4 hypersensitivity.
Patho of psoriasis
• Excess Keratinocyte proliferation in epidermis
Can be worsened by environmental stressors
S&S of psoriasis
• Extensor distribution
Erythromatous, scaly patches
• Psoriatic arthropathy
• Nail signs - pitting, onycholysis (separation of nail from nailbed)
• Systemic complications:
○ CVS disease
○ Venous thromboembolism
UC and Crohns
What is guttate psoriasis, epid and tx?
Psoriasis - Guttate:
• More common in children and adolescents
• Precipitated by strep infection
• Tear drop papules on trunk and limbs
○ Self resolving most cases
Tx of psoriasis
emolients + betamethasone + calcitriol
What types of HSV cause what?
• HSV-1 - oral lesions
HSV-2 - genital herpes
Complication of HSV?
Herpes Simplex Encephalitis
Tx of HSV
• Cold sores - topical aciclovir
Genital sores and gingivistomatitis- Oral aciclovir
S&S of herpes simplex encephalitis, investigations, and Tx
• Affects Temporal lobe
○ Fever, headache, vomiting
○ CNS signs eg aphasia
• HSV-1 most likely responsible
○ CSF + PCR for HSV
○ MRI scan
Tx - IV aciclovir
S&S of shingles
• Acute, unilateral painful blistering rash
Tx of shingles
• Prevention - Shingles vaccine:
Live attenuated vaccine therefore immunosuppressed are contra.
Tx for sinusitis?
Abx not effective.
Steroid nasal sprays
Causes of CKD
• Chronic glumerulonephritis
Adult Polycystic kidney disease
Systemic results of CKD?
• Bone problems due to Vit D:
○ Osteitis fibrosa cystica
• Anaemia due to:
b. Reduced red cell survival
c. Reduced iron absorption
Contraindications due to CKD?
• L - Lithium
• M - Metformin
N - NSAIDs and Nitrofurantoin
Tx of CKD
• Treat any underlying causes
• Anemia - Erythropoietin
• Hypocalcaemia - Calcium, Vit D analogues
• Hyperkalemia - Furosemide
Consider Haemodialysis or renal transplant
RFs of adhesive capsulitis?
S&S of adhesive capsulitits
• External rotation most affected
• Both passive and active movements affected
• 3 phases - Painful freezing phase --> adhesive phase --> recovery phase
Can be bilateral