Uworld/ Rx review Flashcards

1
Q

What are the components of the CURB-65 criteria?

A
Confusion
Uremic (BUN over 19)
Respiratory rate above 30 bpm
SBP less than 90 or DBP less than 60
Age over 65
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What are the three classic symptoms of Zn deficiency?

A

Dermatitis
Diarrhea
Alopecia

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

What is the screening test, and what is the diagnostic test for acromegaly?

A
Screening = ICF-1 assay
Diagnostic = glucose tolerance testing
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is the role of Cr in the body?

A

Glucose tolerance–deficiencies will lead to glucose and lipid disturbances

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

What is the risk of high and low Co in the body?

A
High = cardiotoxic
Low = nothing
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is the risk of high and low Cu in the body?

A
High = Wilson's disease
Low = anemia, neutropenia
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is the risk of low Se in the body?

A

Deficiency can lead to cardiomyopathy and skeletal muscle dysfunction

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

An aneurysm of what artery can cause CN III palsies?

A

Posterior communicating artery

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

What are the abx of choice for Neisseria Gonorrhoeae?

A

Cephalosporins

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

What are the abx of choice for Chlamydia trachomatis?

A

Tetracyclines

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

What is the treatment for BV?

A

Metronidazole

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

What is the treatment for patient’s with a h/o PID, who want to become pregnant?

A

IVF

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

What is the MOA and use of clomiphene?

A

Estrogen receptor modulator that increases gonadotropin release and induces ovulation

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

What is the treatment for postmenopausal symptoms?

A

SSRIs (NOT estrogen/progesterone)

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

What is the difference in laboratory findings between Ehrlichiosis and RMSF?

A

Leukopenia occurs with ehrlichiosis, while hyponatremia and thrombocytopenia may occur with RMSF

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

What are the s/sx of tularemia?

A

Fever
pneumonia
Lung issues

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

What is a kerion?

A

boggy, tender, and exudative nodule that may occur in response to gunal tinea capitis infection

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

What is Black dot tinea capitis?

A

Tinea cause by Trichophyton tonsurans, causing scattered alopecia that does not resolve with topical antifungals, and causes hair to break off near the base of the hair

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

What is the bacteria that most commonly infects human bites?

A

Eikenella corrodens

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

What are the HACEK organisms?

A
haemophilus
Actinobacteria
Cardiobacterium
Eikenella
kingella
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Pain in lymph nodes following alcohol consumption is pathognomonic for what?

A

Hodgkin’s lymphoma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

What skin disease is associated with ulcerative colitis?

A

Pyoderma gangrenosum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

What is the characteristic EEG findings of an absence seizure?

A

3 hz spike and slow wave

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Periodic complexes, sharp EEG deflections occurring isolated, in pairs, or as triplets = ?

A

CJD

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

True or false: in cases of CO poisoning, arterial blood oxygen will be normal

A

True–CO does not affect the concentration of dissolved oxygen in the serum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

What causes the increased anion gap with CO poisoning?

A

Lactic acid buildup

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

What is type I renal tubule acidosis?

A

Defect in distal hydrogen intercalated cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

What is type II renal tubule acidosis?

A

Defect in proximal bicarbonate resorption

Leads to acidemia and increased bone turnover

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

What is type IV renal tubule acidosis?

A

Deficiency of, or resistance to, aldosterone.

results in hyperkalemia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

Amp B causes what type of kidney injury?

A

type I RTA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

What is leukocytoclastic vasculitis?

A

Inflammatory reaction in small vessels, in organ systems like the skin and kidney.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

What is the treatment for wet macular degeneration?

A
VEGF inhibitors (ranibizumab or bevacizumab)
Thermal laser photocoagulation
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

What is the role of flow cytometry in diagnosing myelogenous leukemia?

A

None–used to see monoclonality in LEUKOcytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

What is the classic presentation of CML?

A

Neutrophilic leukocytosis and a left shift

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

What are the relative levels of leukocyte esterase in CML vs a leukemoid reaction?

A

High in leukemoid rxn

Low in CML

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

What is the treatment for CML?

A

Imatinib

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

Gynecomastia is associated with what type of lung cancer? How?

A

Adenocarcinoma

Produces Beta-human chorionic gonadotropin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

What is the diagnostic test of choice for a pheo if high clinical suspicion? Low?

A
High = Plasma fractionated free metanephrine levels
Low = 24-hour urine catecholamines/metanephrine
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

What drug is classically associated with membranous nephropathy?

A

Penicillamine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
40
Q

What are the classic side effects of methotrexate?

A

Pulmonary fibrosis

Megaloblastic anemia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
41
Q

What is the confirmatory test for HIV?

A

HIV1/HIV2 antibody test–NOT western blot

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
42
Q

What is the psychopathology of red man syndrome?

A

Direct stimulation of mast cells by vancomycin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
43
Q

What is the reversal agent for beta-blocker overdose in severe cases?

A

Glucagon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
44
Q

What is the first line treatment for beta blocker overdose?

A

Isoproterenol

Atropine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
45
Q

What are the only two therapies that have proven survival benefit in COPD patients?

A

Oxygen and smoking cessation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
46
Q

What are the enzymatic and electrolyte changes associated with sarcoidosis?

A

Hypercalcemia

Increased ACE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
47
Q

What causes the hypercalcemia in sarcoidosis?

A

Increased production of 1,25 vit D by macrophages in the granulomas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
48
Q

What is the treatment for Mycosis fungoides that is limited to the dermis/epidermis?

A

Local nitrogen mustards

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
49
Q

What is the treatment for Sezary syndrome?

A

Systemic chemo

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
50
Q

What happens to DLCO in restrictive lung disease 2/2 obesity? D/t rheumatoid?

A

Obesity has normal DLCO

Rheumatoid has decreased DLCO

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
51
Q

Optic gliomas are seen in NF1 or NF2?

A

NF1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
52
Q

Meningiomas are seen in MF1 or NF2?

A

NF2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
53
Q

What mm of induration for a PPD test is considered positive in a health care worker?

A

10 mm or greater

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
54
Q

What are the indications for surgical intervention with PAD?

A

Rest pain
Nonhealing ulcers
Disabling claudication

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
55
Q

When is a HIDA scan indicated in the work up of suspected cholecystitis?

A

If the US is equivocal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
56
Q

What is the most common bacteria to cause infective endocarditis with preexisting valve disease? What is the treatment for this?

A

Strep viridans

PCN G

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
57
Q

What is the usual group of bacteria that causes infective endocarditis on prosthetic valves? What is the treatment for this?

A

Coagulase negative staph

Vancomycin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
58
Q

Enterococci infective endocarditis is seen in whom?

A

Patients with a h/o bowel surgery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
59
Q

What bacteria is implicated in infective valve disease associated with drug use?

A

Staph aureus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
60
Q

Which is more fatal: lymphocyte rich or poor Hodgkin’s lymphoma?

A

Lymphocyte depleted

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
61
Q

What are the first and second line treatments for symptomatic sarcoidosis?

A

Prednisone

Methotrexate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
62
Q

What is the typical presentation of a Zenker’s diverticulum? (3)

A

Severe halitosis
spitting up of pills with mucus
Slow, progressive dysphagia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
63
Q

Which generally presents with mouth ulcers: CD or UC?

A

CD

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
64
Q

What is post-transplant lymphoproliferative disorder?

A

Lymphoid/plasmacytic proliferations that occur in organ or hematopoietic stem cell transplant 2/2 chronic immunosuppression

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
65
Q

What is the MOA and use of rituximab?

A

Anti-CD-20 antibody used to immunosuppression

Binds to CD20 on B cells, causing complement activation and killing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
66
Q

What are the s/sx of conduction aphasia?

A

Impaired repetition, but intact fluency and comprehension

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
67
Q

What are the of the brain is implicated in broca’s aphasia? What vessel?

A

Right superior division of the middle cerebral artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
68
Q

What metabolic disturbance is seen in sarcoidosis? Why?

A

Hypercalcemia

Granuloma produces 1,25 vit D3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
69
Q

What is the treatment for hypercalcemia?

A

IVFs

Calcitonin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
70
Q

What is the treatment for budd-chiari syndrome?

A

tPA and anticoagulation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
71
Q

What is the general presentation (labs wise) for budd-chiari syndrome?

A

Mildly elevated LFTs
Elevated alk phos
Tons of collateral veins in the liver on imaging

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
72
Q

What is the best way to evaluate suspected bladder trauma?

A

Cystogram

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
73
Q

What is the management for intraperitoneal vs extraperitoneal bladder rupture?

A
Intraperitoneal = surgical
Extraperitoneal = Indwelling foley
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
74
Q

What is the major risk factor for medullary carcinoma of the thyroid?

A

Genetic predisposition (MEN2a/2B)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
75
Q

What are the effects on the bowel of hypercalcemia?

A

Constipation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
76
Q

What is the MOA and use of bosentan?

A

Competitive endothelin-1 antagonist used to alleviate the effects of systemic sclerosis pHTN

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
77
Q

What is the first line treatment for CREST syndrome?

A

Amlodipine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
78
Q

What is the treatment of raynaud phenomenon?

A

CCBs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
79
Q

How long must one wait to be put on an organ transplant list after having chemo for a cancer?

A

5 years

Otherwise ABSOLUTE contraindication

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
80
Q

What is the abx of choice for a human bite?

A

Augmentin

81
Q

What is the general treatment for pericarditis?

A

NSAIDS + colchicine

82
Q

When is drainage indicated for pericarditis?

A

More than 2 weeks duration, signs of tamponade, or purulent

83
Q

What is the abx of choice for salmonella osteomyelitis in children?

A

Ceftriaxone

84
Q

What is the problem with using fluoroquinolones in children?

A

Bone development problems

85
Q

Why do some women develop transient hyperthyroidism early in pregnancy?

A

Increase beta-HCG activates TSH receptors (because CHG has a similar alpha subunit)

86
Q

What is the effect of estrogen on thyroid binding globulin?

A

Increases production and decreases clearance (increases total T3/T4, but not free levels)

87
Q

What is the drug of choice for trigeminal neuralgia?

A

Carbamazepine

88
Q

What is the first line pharmacotherapy for BPH?

A

alpha antagonists

89
Q

What is the chromosomal aberration in APML?

A

t(15;17)

90
Q

Why is APL a medical emergency?

A

Hemorrhage from coagulopathy

91
Q

What is the issue with treating APL with daunorubicin?

A

Increased risk of DIC

92
Q

What happens to EF with restrictive cardiomyopathy?

A

Decreases

93
Q

Is there any benefit of prophylactic abx for second degree burn?

A

No

94
Q

When is amp B used to treat coccidioidomycosis?

A

Only if rapidly deteriorating, or affecting vital sites, like meninges, spine, etc. Otherwise azoles are first line

95
Q

What are the three major cardiac damage markers, and when do they subside?

A

Myoglobin - few hours
CK - few days
Troponin - week

96
Q

Where is Broca’s area located?

A

Posterior inferior frontal gyrus

97
Q

Where is Wernicke’s area located?

A

Posterior superior temporal lobe

98
Q

What are of the brain leads to conduction aphasia?

A

Arcuate fasciculus

99
Q

What sort of ear discharge is associated with fungal otitis externa?

A

black (or white), fluffy exudates

100
Q

What is the color of the exudate of pseudomonas otitis externa?

A

Greenish

101
Q

What is the expected HCO3 change (renal compensation) with PaCO2 change?

A

d(HCO3) = 0.2 * d(PaCO2)

102
Q

What is the role of [d(anion gap) / d(HCO3)] ?

A

If the value is greater than 2, there is combined anion gap metabolic acidosis , and concurrent metabolic alkalosis, because the reduction in bicarb is less than it should be

103
Q

What pneumoconiosis increases the risk for TB?

A

Silicosis

104
Q

What is the equation for corrected calcium?

A

Corrected Ca = serum Ca + 0.8(4-albumin)

105
Q

What is the first step in treatment of hypercalcemia? Why?

A
  • NS

- Decreased volumes decreases ability of the kidney to excrete Ca

106
Q

After NS administration, what is the second step for treating hypercalcemia?

A

Bisphosphonates

107
Q

What is the MOA of -dronate drugs?

A
  • Bisphosphonates

- Inhibit osteoclast resorption of bone

108
Q

What are the EKG findings of hyperkalemia? (3)

A

Tall, peaked T waves
Wide QRS
Flat P waves

109
Q

What are the EKG findings of hypocalcemia?

A

QT prolongation

110
Q

What is the PaO2:FiO2 ratio in ARDS?

A

Less than 200 mmHg

111
Q

Which loop diuretic is not a sulfa drug?

A

Ethacrynic acid

112
Q

When is treatment for CLL initiated?

A

Only when the patient becomes symptomatic, is anemic, or thrombocytopenic

113
Q

What is the next step in treatment of acne if topical therapy fails?

A

Oral tetracyclines

114
Q

What is the treatment for Wegener’s granulomatosis (granulomatosis with polyangiitis)?

A

Oral cyclophosphamide and corticosteroids

115
Q

Hypomagnesemia commonly causes what other electrolyte abnormality? How?

A
  • Refractory hypokalemia

- Magnesium deficiency impairs Na-K-ATPase, which would decrease cellular uptake of K

116
Q

What is the basis of the secretin test in diagnosing gastrinomas?

A

Administering secretin should decrease gastrin secretion. If it does not (positive test), suggests gastrinoma

117
Q

What is the abx of choice for S aureus endocarditis?

A

Gentamicin

118
Q

What is the major risk of untreated subclinical hyperthyroidism in the elderly?

A

Cardiac dysrhythmias

119
Q

What is the treatment for PCP?

A

TMP-SMX + prednisone

120
Q

What is the DOC for CHF exacerbation?

A

Lasix (furosemide)

121
Q

What are the drugs used to treat acute CHF exacerbation?

A

Lasix
Dobutamine
Nitroprusside

122
Q

What is the role of HCTZ in the management of CHF?

A

Good for long term control, not indicated in acute exacerbations

123
Q

What is the inheritance pattern of HD?

A

Autosomal dominant (but 50% chance of inheritance since two alleles)

124
Q

What is the treatment for a PE?

A

Warfarin with enoxaparin bridging

125
Q

When is embolectomy indicated for the treatment of a PE?

A

Hemodynamically unstable, and does not respond to medical therapy

126
Q

When is tPA indicated for the treatment of a PE?

A

If hypotensive

127
Q

Brown bone tumors are the result of what process?

A

HyperPTH

128
Q

What is the treatment for AKI in multiple myeloma patients?

A

Aggressive hydration

129
Q

What, generally, is the treatment for multiple myeloma?

A

Alkylating agents + prednisone

130
Q

When is hemodialysis indicated fro AKI 2/2 multiple myeloma?

A

If aggressive hydration fails

131
Q

What is the major adverse effect of penicillamine?

A

Aplasic anemia

132
Q

What are the three major adverse effects of deferoxamine?

A

Urine discoloration
Growth retardation
Hearing loss

133
Q

What is the treatment for GVHD?

A

Steroids

134
Q

What is the best test to assess for ulnar nerve motor function?

A

Abduction of the second and third digits

135
Q

Extension of the 5th digit is supplied by what nerve?

A

Radial nerve

136
Q

What other major artery can possibly be affected by giant cell arteritis?

A

Aorta

137
Q

When does common variable immunodeficiency usually present? What are the s/sx?

A

50-60s
Infections
LAD

138
Q

What is the malignancy that patients with CVID are predisposed to?

A

Lymphoma

139
Q

What is the treatment for impetigo?

A

Topical mupirocin x5 days

140
Q

What is the treatment for optic neuritis for the acute phase?

A

IV methylprednisone

141
Q

What is pulsus paradoxus indicative of?

A

Tamponade

142
Q

What causes the flushing that occurs with niacin use, and what can be done to prevent it?

A

Increased prostaglandins

ASA

143
Q

What is Kluver-Bucy syndrome, and what are the s/sx?

A

Temporal lobe dementia

Hyperorality, hypersexuality, apathy, amotivation

144
Q

What is the treatment for tumor lysis syndrome?

A

IVFs and allopurinol

145
Q

What extra heart sound is heard with restrictive cardiomyopathy?

A

S4

146
Q

What is the Jarisch-Herxheimer reaction?

A

Sudden worsening of symptoms of secondary syphilis with the administration of PCN. Result of killed organisms releasing a pyrogen

147
Q

Morning joint stiffness that lasts more than how long is suggestive of RA?

A

More than 30 minutes (less than this is c/w OA)

148
Q

What are the s/sx of the JC virus?

A

UMN lesions and white matter lesions on MRI

149
Q

What visual deficit may be seen with a lesion to Wernicke’s area?

A

Superior quadrantanopia (damage to Meyer’s loop)

150
Q

Pure motor deficit stroke is associated with what type of lesion?

A

Lesion to the internal capsule

151
Q

Pure sensory strokes are associated with a lesion where?

A

Thalamus

152
Q

Infarct in the pons produces what symptoms?

A

Dysarthria and clumsiness of the hand that is most prominent when the patient is writing

153
Q

What is the MOA and use of Leuprolide?

A

GnRH agonist that eventually reduces GnRH and testosterone/estrogen secretion

Prostate cancer and excessive androgens

154
Q

What are the components of the hyperGLUC mnemonic for the side effects of HCTZ?

A

Hyperglycemia
HyperLipidemia
Hyperuricemia
Hypercalcemia

155
Q

What is the MOA of pilocarpine in the treatment of open angle glaucoma?

A

Muscarinic agonist that causes miosis, and opens canal of schlemm

156
Q

When does neuronal injury occur in status epilepticus?

A

After 30 minutes

157
Q

What is the mortality rate of status epilepticus?

A

20%

158
Q

True or false: patients in status epilepticus with minimal myoclonic activity are at low risk for neuronal damage

A

False

159
Q

What infection is associated with polyarteritis nodosa?

A

Hep B

160
Q

What are the s/sx of polyarteritis nodosa?

A

General B symptoms
Skin ulcers
Inflammation of medium sized arteries

161
Q

What is the abx of choice for neisseria gonorrhea?

A

Azithromycin or doxycycline

162
Q

What is the first line treatment for chlamydia?

A

Ceftriaxone

163
Q

What is the pathophysiology and genetic inheritance of familial hypocalciuric, hypercalcemia?

A

AD inappropriate sensing of Ca by receptors in the PTH gland and the kidney

164
Q

What is the screening and confirmatory test for Lyme disease?

A
Screening = ELISA
Confirmatory = Western blot
165
Q

CNS lymphoma in an HIV patient is strongly associated with what infectious process?

A

EBV

166
Q

What is the treatment for mucormycosis?

A

Amp B

167
Q

What is the MOA and use of chlordiazepoxide?

A

Benzo

168
Q

What is the definitive treatment for thrombocytopenia in pts 2/2 CLL?

A

Splenectomy

169
Q

What are the two abx of choice for empiric treatment of teenage-adult-elderly meningitis?

A

Vancomycin and ceftriaxone

170
Q

What is the abx that is added to vancomycin in neonatal meningitis to cover listeria?

A

Ampicillin

171
Q

Where in the heart is BNP secreted?

A

Ventricles

172
Q

What is the best imaging technique to evaluate for vesicoureteral reflux?

A

Tch 99 acid renal scan

173
Q

Which type of brain herniation classically leads to respiratory failure?

A

Cerebellar tonsillar herniation into the forman magnum

174
Q

Patients who have been treated for Hodgkin’s lymphoma with alkylating agents are at risk for what hematologic disturbance later in life?

A

AML

175
Q

What are the antibodies that cause the skin manifestations of celiac disease?

A

IgA towards endomysium

176
Q

What is the treatment for dermatitis herpetiformis associated with celiac disease?

A

Dapsone

177
Q

CLL, when left untreated, may progress to what?

A

Other lymphomas, most commonly diffuse large B cell lymphoma

178
Q

What part of the middle cerebral artery supplies Wernicke’s area?

A

Inferior division

179
Q

Where are the lesions classically associated with scabies? When is the pruritus the worst?

A
Intertriginous areas (e.g. between toes, axillae, panniculus, etc)
At night
180
Q

What is the treatment for nephrogenic DI? MOA?

A

Amiloride

Prevents accumulation of Li in the collecting duct cells by blocking the epithelial Na channels in the luminal membrane through which Li enters

181
Q

What may appear on PBS of ITP?

A

Megathrombocytes

182
Q

When is pharmacologic therapy indicated in children with ITP? What is the treatment?

A

If platelets are less than 30,000 and mucosal bleeding

IVIG

183
Q

What part of vision is lost first with glaucoma: peripheral or central?

A

Peripheral

184
Q

What is the treatment for open angled glaucoma? How does this work?

A
  • Latanoprost

- Prostaglandin increases uveoscleral outflow of aqueous humor, thereby lowering IOP.

185
Q

What is the role of beta blockers like timolol in the treatment of open angle glaucoma?

A

No longer used as prostaglandins are more efficacious, but used to be used to decrease production of aqueous humor

186
Q

What happens to EF with dilated cardiomyopathy?

A

Decreases

187
Q

What is the treatment for dilated cardiomyopathy? (3)

A

ACEIs
Diuretics
Beta blockers

188
Q

What is a major complication of diabetic nephropathy?

A

Coagulation of the renal vein, and subsequent ischemia/infarction

189
Q

What is the treatment for renal vein thrombosis 2/2 diabetic nephropathy?

A

Heparin

190
Q

What is the typical presentation of renal vein thrombosis 2/2 DM nephropathy?

A

Severe onset of flank pain, with hematuria, and proteinuria

191
Q

Why should patients with electrical burns not be given Dextrose solutions?

A

Burns already lead to hyperglycemia from stress response

192
Q

What is the first step in monitoring patients with severe electrical burns (Besides ABCs)?

A

Cardiac monitoring and Troponin

193
Q

What causes hexagonal renal stones?

A

Cystinuria

194
Q

What is the common adverse rxn to cyclosporine?

A

HTN

195
Q

What is the MOA of cyclosporin?

A

Calcineurin inhibitor (prevents IL-2 transcription)

196
Q

What syndrome is characterized by diffuse telangiectasias, AV malformations, and aneurysms? What is its inheritance pattern?

A

Osler-Weber-Rendu syndrome

AD

197
Q

What primary CNS tumor is associated with tuberous sclerosis?

A

Astrocytoma

198
Q

Adenocarcinoma that arises from the anterior superior dome of the bladder is caused by what?

A

Urachal CA