Test 2 Flashcards
Which is incorrect re LCC?
LCC found in sheets like SCLC
Former not found in sheets
Re bronchial carcinoid rumors, which is false?
Bronchial carcinoid tumors are strongly assoc w smoking
Nope. Actually most common neoplasm in children
Which is incorrect re squamous cell carcinoma?
When central, squamous cell carcinoma presents later than when at periphery
(Converse is true)
Which is not correct re adenocarcinoma of the lung?
Tends to be poorly circumscribed and grows outward radially w finger like projections
(Guessing it is well circumscribed?)
Which is incorrect about location of certain cancers?
All locations are correct
SCLC may occur anywhere, common ear hilum
Adenocarcinomas in periphery
SCC centrally
Large cell anywhere
Which is incorrect re small cell carcinoma?
Better prognosis than most lung cancers
Worse
Which is incorrect re lung cancers?
All are correct
SCLC grows faster than NSCLC
SCLC Greater risk of metastasis than NSCLC
SCLC called oat cell
3 types of NSCLC: adenocarcinoma, SCC, LCC
Which is incorrect re lung cancer?
SCLC more common–80%
NSCLC
Which is incorrect re pancoast tumor syndrome?
All are correct
Tumor in apex of lung infiltrates the brachial plexus
Symptoms include pain, numbness, weakness of affected arm (TOS)
Also may be involvement of adjacent vertebra and ribs
Which is incorrect?
Pos cervical LA is common…
Nope!
Which is not true of pleomorphic adenoma?
Oh apparently this was thrown out.
Which is incorrect re salivary gland pathology?
Most common form of viral sialadenitis is secondary to mumps
Measles
Which is incorrect (re SCC)
All are correct
In mod differentiated SCC can see bridges
In poorly differentiated SCC can’t even tell they are squamous
SCC can be well, mod, poorly differentiated
In well diff, can see keratin pearls
Which is incorrect re oral pathologies?
All of above are correct
Leukoplakia is clinical description
Tzanck smears–herpes virus
PAS staining detects polysaccharides of candida
Irritation fibromas can be differentiated from pyogenic granulomas by absence and presence of blanching (respectively)
Whine is incorrect re oral pathologies?
BPPV can be confused w Meniere’s because both can hearing loss
(Both cause tinnitus)
Which is not true of bacterial pharyngitis or ARF?
Peritonsilar abscesses have greater potential for airway obstruction than do retropharyngeal abscesses
(Converse)
Which is not true of pharyngitis?
Viral pharyngitis produces no exudate, as evidenced by mono
Which is incorrect re laryngitis and laryngeal polyps?
Singer’s nodules are unilateral, whereas polyps are bilateral
(Converse)
Which is incorrect re epiglottitis?
Produces steeple sign on X-ray
Looks more like omega
All are complications of otitis media except..
Serous otitis
Which is incorrect re Meniere’s dz?
Risk factors include age > 50 yrs
Ages 20-50yrs
Which is incorrect re acoustic neuromas
4th most common intracranial tumor
7th
Which is not correct re cholesteatomas?
Often bilateral
Uni
Which is not correct re cholesteatomas?
Often result of chronic serous otitis
Result of acute suppurative otitis media
Which is incorrect of otitis externa?
All of above
Swimmers ear
P. Aeroginosa
Can lead to osteomyelitis of temporal bone
Malignant otitis externa seen in elderly, diabetic, immunocompromised
Of the four conditions, which poses least risk to vision?
Conjunctivitis
Which is incorrect way of differentiating between conjunctivitis and scleritis?
All are correct
Move vessels w Qtip
Blanch w Qtip
Vasoconstrictive eye drops
Vessel patterns
Which is not correct re glaucoma?
All are correct
Primary open angle is most common, usu genetic
Secondary open angle occurs from clogged trabecular network
Most secondary closures from pathological membranes
Which is incorrect re pancoast tumor?
All of the above are correct
Horner’s syndrome–involvement of cervical and thoracic sympathetic nerves
Horner’s–mitosis, ptosis, anhidrosis
SVC syndrome–if obstruction of venous drainage
SCC–dilation of neck veins, neck and facial edema, redness
Which is incorrect re pre proliferative diabetic retinopathy?
All are correct
DM causes thickening of basement membrane of retinal blood vessels
Exudates result from hyper permeable vasc
Micro occlusions–> macular edema or retinal detachment
Which is not correct re normal response to acute blood loss?
All are correct
Intravascular vol rapidly restored by shift of water from interstitium
Interstitial fluid enters the intravascular and hemp dilution occurs
Decreased oxygen–> erythropoietin–> erythropoiesis
Bone marrow has capacity to increase rbc production 10-15 x
T or F?
False
7-8
After acute blood loss, best initial treatment is not replace w saline but with blood
T or F?
False! The converse is true
Major problem w hemolytic anemia is that changes in RBCs are deformed and cause ischema…
T or F?
True
Pt gotten over mycoplasma pneumonia.. Fingers are cold, pale, pulse less… Which lab test and which antibodies?
Coombs indirect
IgM
