সোমবার, ৩১ জানুয়ারী, ২০১১

diagnosis of ulcer
















Points    




           





         




















        
                    







                    


                      






                         
                
              
                         




                       
                  
                    Arterial Ulcer




















  














































































Venous ulcer














































































diabetic














































































neuropathic




pain
Severe(due to tissue ishchaemia)
Increases with activity+elevation
Wakes up from sleeping
Rest pain
Intermitten claudication
Dull aching+heaviness(v.HTN+oedema)
Increases with dependency(prolong sitting +standing)
Decreases by elevation +compression
              (bedtime+morning as oedema decreases)
severe:infection+art.insufficiency)
no pain:neuropathy
Small painless ulcer
Often un noticed
(due to secondary trauma
   To painless surface)




position
Low ext(distant to travel blood)
heel
Toe tips-(dorsally & distally),inbet toes
Base of fifth metatarsal
Ball of the foot
Unusual trauma site
Rare above knee
Gaiter area
Medial aspect of lower leg
Medial aspect of ankle
Trauma-shin
Rare above knee
sole
Susciptible to  trauma
sole




periwound
Small shallow punched out
Round-regular
Dry
Edge-steepy
Base:
Granulation:pale/grey/sloughy
Necrotic:yellow(bandage in such a way to maintain hydration)
Underlying bone,tendon joint may be seen
Superficial
Irregular
Moderate to high drainage
Edge;White fragile(maceration)
Base:beefy red granulation(ruddy appear)
Thin glossy film(yellow fibrinogen coating)
Deep punched out painless

Pink granulation
Surrounding skin insensate













periwound
Thin shiny dry, hairless
Fungal inf(yellow thick brittle)
Muscle atrophy(pale,dusky,cyanotic)
Dependent rubour
Oedema absent
   (present:cs may come on wednes day)
dependet  rubor
Dermatitis,pruritus
Cellulites
Low.ext oedema
Subtle erythema
Dark pigmented skin
Lipodermato sclerosis(erythema+induration+plaque)
Prev digital amputation(auto/surgical)
Charcot joint
Lost foot arch(peri. Neuropathy)
Lipoatrophy
Necrobiosis lipiodica diabeticorum(erythematous plaque over shin ,waxy,brown pigmentation)
Xanthoma(grey yellow paque of lipid in eyelid)
Acanthosis nigricans(brown pigmentation in skin fold,axilla)
Granuloma annulare(fleshed papule  on extensor of hand and fingers)
Feet cold ulcerated discooured
Paronychia(poor circulation+immunocompromised)
Surrounding skin insensate




pulses
DPA,PTA(diminished/absent)
Capillary refill
Doppler USG
ABPI
toe pressure.measrent
Present
Diminished in coexisting arterial disease
Al pulses are intact
            But
Poor capillary refiling
Good foot pulses
            And
Good capilary refilling




temp
Cool
     Compared foot with prox part
      Felt by back of hand
Normal/hot






Examination
All pulses-bilaterally
Burger’s test
         Upto 90degree-normal
          At     50degree-ishchaemia
         Below 25degree-critical/rest
Allen’s  test
ABPI(ankle p. as %of brachial Syst.BP)
          >1.1-Diabetic/Renal Failure
     0.7-0.9-mild ishchaemia(mixed)
      0.4-0.7-moderate
          <0.4-critical
Capillary refill
Hand hold doppler

Neurological examination
ABPI=>1.1
Motor:small distal muscle clawing
Lost reflexes
SENSORY:glove & stocking paraesthesia
AUTO:lost sweat
            Dry skin
            Fissuring
             Lost vascular control




coz
Atherosclerosis(thrombosis/embolus)
Thromboembolism(cardiac,aortic,aneurysm)
Anomali(popliteal entrapment synd
                Persistent sciatic a.
                Advential cystic disease
                Fibromuscular dysplasia)
Inflammatory
                 Burger disease
                    Vasculitis
                     Repeatitive trauma
Vasospastic:
                     Raynaud’s pheno
                      Ergotism
                      Drug
Hypercoagulable state
                       Polycythaemia
                       Thrombocytosis
                        Malignancy
                        Protein C/S def

Atheroscerosis-large artery
DM-large+ small arteriole
Large-embolism
Small-raynaud’s,burger’s,scleroderma,
Venous stasis
DM
i.Peripheral neuropathy
      DM,Leprosy,nerve injury
ii.spinal cord lesion
        spina bifida
         tabes dorsalis
         syringmyelia













Inv:
       
CBC
RBS,FBS,2HABF,HbA1C
Fasting Lipid Profile
S.Creatinine,B.Urea,Electrolytes
ECG,Echo
Contrast Angiography(for planning of Intervention)
MRA








Conservative:
avoid
        smoking
        fat
improve walking distance
regular ASPIRIN(45mg) daily
Local Care:
        Regular dressing
        Non adherent dressing
        Avoid compression bandage
        Topical antiseptics
Surgical:
         Angioplasty(young adult)
          Bypass
                     Critical ishchaemia
                      Rest pain
                      Tissue loss
              (bone-tendon    exposed)
          Amputation
                      Small vessel disease
                       Diabetic
                       Infection
                       gangreene
         

                           
Duplex doppler
              Arterial-inv+Rx of insufficiency
              Venous
                     i.superficial- sugery
                     ii.deep-COMPRESSION
                                          BANDAGE for 12 wks
(3 layers=30mmHg, 4 layers= 45mmHg)
ABPI     >0.9-venous-full compression
ABPI 0.7-0.9-mixed –light compression+Revasculariza
If
  Healing-Rx continue
  Non Healing-Excision Grafting(skin/pinch split)
                        Follow up after 12 wks

If still not healing think as
NON HEALING Ulcer
            i.marjolins(over malleoli with raised edge bleeds easily)
            ii.Vasculitis
    Debrimentation +culture sp syst Antibiotic(never topical) fld by Compression Bandage for 12 wks

Infected: Debrimentation +culture sp syst Antibiotic(never topical)
Thrombophlebitis:elevation+ NSAID


Indication of skin split graft
    ABPI>0.5
    >10sq cm lesion

                                     
                                                         
Patient education
Good control of DM
Wear accommodative footwear(soft leather)
Nail and skin care
Surgery: Amputation
                   Metatarsal
                    toe
            









Medical Rx:
    Aspirin
     Oxpentaphylline
     PGE1 analogue
     Diaosmine-500mg
SURGICAL:
Deep wound-   
Debrimentation

Culture and specific antibiotics
/partial amputation
Debriment and offloading of pressure





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