Midterm Exam Flashcards
A 37 year old female patient presents with mild discomfort from a moderately edematous left foot and leg. She has no Hx of any previous trauma. List 5 possible causes of edema.
- CHF
- Nephritis
- Nephrosis
- Hypervolemic
- Hepatic disease
A 74 year old patient presents with a painless chronic and recurrent ulceration and edema of the medial aspect of the lower leg about 9 cm above the medial malleolus. There was no previous Hx of accident or injury. Which of the following is the most probable cause of this ulceration?
Chronic venous insufficiency
0% of all cases of chronic occlusive disease of the lower extremities are
Arteriosclerosis Obliterans (ASO)
A 95 year old patient presents to your office for routine foot care and has a Hx of chronic multi-segmental occlusive disease but without gangrene or open wounds. He does have 3 block claudication and mild rest pain. List 8 recommendations you could make for conservative management of this patient.
- Stop smoking
- Exercise “walk-through” claudication 4-5 X/d
- Reverse Trendelenburg bed position 6- 8”
- Tx for hyperlipidemia if it exists
- Tx control DM if it exists
- Sheepskin blanket??
- Rx: vasodialators; sympatholytics; persantine; ASA; pentoxiphylline calcium channel blockers
- Sympathectomy
An ABI of 1.4 is normal. (True or False?)
- False
- Normal is 0.9 - 1.0
- Greater than 1.3 is abnormally high and indicates disease
An ABI of _____ is the threshold for critical limb ischemia (CLI)
Less than 0.5
The angiokeratomas of Fabry’s disease is due to an accumulation of _____ due to a deficiency of _____
- Sphingolipids
- Alpha galactosidase
ApoB-100 apoprotein is found in
- VLDLs
- LDLs
ApoE protein is found in
IDLs
At the level of the ankle Anterior tibial artery, lies between what two tendons?
EHL and EDL
At what level does the aorta bifurcate into the common iliac?
L4
At what stage in RSDS does one find “spotty osseous demineralization” as an x-ray finding?
- Stage II
- RSDS stages:
- Stage 1 = acute or disuse syndrome
- Stage 2 = dystrophic stage (no sympathetic overactivity)
- Stage 3 = atrophic stage
Be able to Identify the four part of the analog Doppler waveform
- Sharp Upstroke
- Dicrotic Notch
- Diastolic Flow
- Reversal
- Vessel Wall
- Rebound
“Blue toe syndrome” is actually due to
Atheromatous emboli from surgery proximal vascular interventional procedures
Cold Agglutinin disease is due to high concentrations of circulating antibodies, usually IgM, directed against which of the follow cells of tissue?
RBCs
Cutaneous atrophy is generally associated with _____?
Chronic ischemia
Define claudication time and how it is quantified?
- The amount of time spent in motion until you feel the cramps
- Quantified by minutes on a treadmill, or distance walked
Define CREST syndrome
C = calcinosis R = Raynaud's E = esophageal dysmotility S = sclerodactyly T = telangiectasias
Define what is meant by “the rule of the artery”
“The rule of the artery must be absolute, universal and unobstructed, or disease will be the result.” - A.T. Still
Describe anatomically, the cause of thoracic outlet syndrome?
- Compression at the superior thoracic outlet
- Excess pressure placed on a neurovascular bundle passing between the anterior/middle scalene muscles
Describe the anatomical landmarks for palpation of the common femoral artery.
- Just below the Ilio-Inguinal Ligament (Poupart’s)
- In the femoral triangle
- Between the Sartorius and the Adductor Longus
Describe the theory of how a Doppler works
Ultrasound beam is shifted proportionally to the speed of the moving target (blood cells) that it hits
Describe what is meant by the” triphasic sequence “ of Raynaud’s phenomenon
- Pallor
- Cyanosis
- Reactive hyperemia
Diatrizoate (water soluble for peripheral angiography) is contraindicated in
- Renal insufficiency
- Lactic acidosis (METFOMRIN)
Eyelid xanthelasma is a sign of
possible _____?
Dyslipidemia
For RSD involving the foot, what is the appropriate level to perform a surgical sympathectomy?
Lumbar sympathectomy (L1/L2)
The Greater Saphenous Vein (GSV) travels distally along what structure?
Ascends in front of the tibial malleolus and along the medial side of the leg in relation with the saphenous nerve
How do you diagnose Buerger’s disease
Arteriogrpahy shows multiple occluded segments
Irreversible cell death happens in _____ hours of occlusion
6
Largest in size but lowest in density of all lipoproteins
Chylomicrons
The lesser or small saphenous vein (SSV) travel distally along with which nerve?
- Lower third of the leg, close relation with the sural nerve
- Upper two-thirds with the medial sural cutaneous nerve
List 5 risk factors for the development of atherosclerosis
- Hyperlipidemia
- Hypertension
- Smoking
- Diabetes Mellitus
- Age
- Sex
- Obesity
- Hyperhomocystinemia
List collagen vascular diseases that have vasculitis as a secondary manifestation?
- Systemic lupus erythematosus (SLE)
- Rheumatoid arthritis (RA)
- Relapsing polychondritis
- Behçet’s disease
List five treatments for the treatment of symptomatic vasospastic disease
- Calcium channel blockers
- Alpha adrenoreceptor antagonists
- Nitrates
- Local anesthetic blocks
- Surgical sympathectomy
List four characteristics that describe the clinical picture unique to Berger’s disease (aka TAO, aka thromboangiitis obliterans)
- Young males who smoke
- Ages 25-40
- Prevalent among Jews
- HLA positive
List ten potential causes of Raynaud’s phenomenon
- Scleroderma (PSS) 90%
- SLE
- RA
- Dermatomyositis (children) and Polymyositis
- Fabry’s Disease (angiokeratoma corporis diffisum)
- Cryoglobulinemia
- Cold Agglutinin Disease
- Sjorgen’s Syndrome
- Mixed Connective Tissue Disease (Sharp’s Syndrome, overlap syndrome) 80%
- Myxdema
List the 7 P’s of ischemia
- Pain (50%)
- Poikilothermia (cold)
- Pallor
- Pulseless
- Paresthesias (numbness, tingling)
- Paresis (partial loss of motor function)
- Paralysis
“Meltzer’s triad” of cryoglobulinemia consists of what three elements?
- Purpura
- Arthralgia
- Myalgia
The most common site of a high-grade stenotic lesion in the lower extremity is?
Superficial femoral artery (at the adductor hiatus)
The most common site of high-grade stenotic lesions in a diabetic patient is?
Carotid artery
The pain associated with claudication closely resembles which of the following?
Leg cramps
Painless persistent coldness and cyanosis of distal parts of extremities, cold induced mottling of skin
Acrocyanosis
Palmar and tuberous xanthomas are found in what Frederickson Phenotype
Type 3: broad beta disease or dysbetalipoproteinemia
Poiseuille’s Law of abnormal hemodynamics associated with stenotic vessels states flow is proportional to _____ and inversely proportional to _____
- The pressure difference (pre- stenotic vs post-stenotic) times the fourth power of the radius of the vessel
- The length of the stenotic segment
Proteins A1 and A2 responsible for “reverse cholesterol transport” (scavenger function) is found in
HDLs
Raynaud’s phenomenon is characterized by which of the following?
A triphasic color change in hands and feet in response to cold
String of beads sign, mural aneurysms, young females
Fibromuscular displasia
A surgical sympathectomy above the level of L1 could cause what possible negative complication?
Recurrence of the original symptoms due to nerve regeneration or nerve sprouting can occur within the first year post surgery
A systolic toe Pressure _____ mm Hg is indicative of Chronic Limb Ischemia (CLI)
< 30