Internal Medicine Flashcards
What mediates the corneal reflex?
What specific nerve?
CN V1
Nasociliary n. off the ophthalmic branch
What is the MC cause of parietal lobe hemorrhage?
D/T what?
Amyloid angiopathy
Cerebral amyloid angiopathy —> AD
Pt w/elevated HTN after being on 3+ anti-HTN meds has what?
If they have ABD bruit?
Secondary HTN
Renovascular HTN
Tremor frequency of Parkinson’s?
What med to treat?
4-5 Hz
Trihexyphenidyl
Pt that has cough w/daily large volume (> 100 mL/day) mucopurulent sputum, rhinosinusitis, dyspnea, hemoptysis, crackles, wheezing has what?
Dx how?
Bronchiectasis
High Res CT
Risk is the probability of getting a disease over time, what is the equation?
disease / total # at risk
A / (A+C)
Pt w/increased JVP, Kussmaul’s sign, pulsus paradoxus, with a JVP tracing showing prominent x & y descents has what?
Constrictive pericarditis
Young female pt in 20s/30s w/conductive hearing loss and abnormal Rinne test has what?
Otosclerosis
Pt w/pigmented skin, increased LFTs, erectile dysfx, hyperglycemia and cardiomyopathy has what?
Hereditary hemochromatosis
EKG of pt w/hypokalemia?
Broad flat T waves, U waves, ST depression, Premature Ventricular beats
Pt w/Diplopia, tinnitus, HA, neuropathy and HSM, anemia, and thrombocytopenia has what?
Waldenstrom’s
Pt w/PMHx of Hodgkin Lymphoma can get what?
MC form with malignancy?
Minimal change disease
Membranous nephropathy
Pt that has CKD and taking EPO can have what occur?
HTN crisis
Pt having brain hemorrhage and is on warfarin, how to treat?
Prothrombin complex concentration and Vit K
What is the MC form of PSVT?
What increases Parasympathetic tone which can result in slowing of conduction in AV node?
AV nodal re-entrant tachycardia (AVNRT)
Vagaries maneuvers
How to Dx lactose intolerance?
Stool shows what?
Osmotic gap?
+ Hydrogen breath test
+ for reducing substances
low pH
Increased
Pt w/trigeminal neuralgia 3 months ago, uri 2 weeks ago may have what?
M.S.
What med SE causes diarrhea, leukopenia, hepatoxicity?
MOA?
Azathioprine
Inhibits purine synthesis (6-MP)
What causes peripheral edema, ascites, elevated JVP w/clear lungs?
D/t what?
What 2 special signs?
RHF
Constrictive pericarditis
Prominent y descent, Hepatojugular reflex
Pt on vent with ARDS, what is the goal PaO2?
Corresponds to what % O2 sat?
55-80
88-95
Narrowing of joint space and Osteophytes is found in what?
Osteoarthritis
What is characterized by proximal muscle weakness in the setting of hyperparathyroidism?
Chronic hyperthyroid myopathy
Pt has ruby colored papules on his lips that blanch with pressure, digital clubbin, nosebleeds, mucosal lesions in mouth has what?
What other sx?
Osler-Weber-Rendu
AVMs
Inc hematocrit
What causes progressive painless muscle weakness predom involving the proximal muscles?
D/t what?
Myopathy in Cushing syndrome
Muscle atrophy d/t catabolic effects of cortisol on skeletal m.
Immunocompromised pt w/fever, pleuritic chest pain, hemoptysis has what?
Treat how?
Invasive aspergillosis
Voriconazole and echinocandin
What is hyposthenuria?
Commin whom?
Inability to [ ] urine, causes nocturnal
Sickle cell pt
What dietary recommendations for pts w/renal stones?
Inc fluids
Dec Na
Normal dietary Ca
What pts should get the PCV12 and PPSV23 if they are under 65 y/o?
Heart, lung, or liver disease
Or have DM, smoke, or EtOH user
How does acromegaly affect the structure of the heart?
What else can it cause?
Concentric myocardial hypertrophic, LV dilation, global hypokinesis
Flail mitral leaflet —> MR
What is another name for biliary colic?
Lasts how long?
What sx?
What negative sx?
Hollow organ contraction and outlet obstruction
< 6 hours, resolves completely
Epigastric and Right shoulder pain, Vomitting
NO fever, NO ABD pain, NO leukocytosis
OR equation?
Ad / bc
What is the path behind NPH?
Dec CSF absorption
What is Felty Syndrome?
Dx how?
Inflammatory RA, neutropenia, splenomegaly
Anti-CCP and RF +, ESR > 85
Pronator drift is a finding in what path?
What disease?
UMN or pyramidal/corticospinal tract disease
M.S.
Anorexic pt w/elevated urine Na w/ortho HoTN, HypoNa, hypoK is doing what?
Abusing diuretics
Pt w/vitiligo may also have what?
Pernicious anemia, primary AI, RA, Sjogren’s, Hashimoto’s, Graves
Colonoscopy that reveals dark brown mucosal pigment in the proximal colon has what?
Caused by what?
Histology shows what?
Melanosis coli
Months of regular laxative ingestion
Pigment in the macrophages of the LP
Pt w/ABD sx and cannot absorb D-xylose has what?
Pt normal d-xylose test?
Celiac
Chronic pancreatitis
What treats ethylene glycol poisoning?
Labs show what?
Fomepizole
HypoCa
Calcium oxalate kidney stones
Pt w/a history of 1 year of foul-smelling diarrhea, weight loss, fatigue will have what?
Can cause what?
Vit D deficiency
Hypocalcemia, dec PO4 level
Old (senior citizen) w/dementia attack treat how?
Haldol
Don’t use BENZO
Pt w/HIV, fever, cough, dyspnea most likely has what?
PCP
Cushing Syndrome can cause what ob-gyn irregularities?
Irregular periods
Glucocorticoid induced myopathy ESR level?
CK?
Both normal
What is the MC cause of MVP?
Myxomatosis degen of mitral valve leaflets and chordate
PBC presents w/what clinical feature?
Associated w/what diseases?
Eye xanthelasmas
HCC
Osteomalacia
Osteoporosis
Carcinoid syndrome causes a deficiency of what vitamin?
Niacin
What is the #1 cause of Asymptomatic rise in ALP in old people?
Path?
What labs?
Imaging?
Paget disease of bone
Osteoclasts dysfx, inc bone turnover
Elevated ALP, PINP, hydroxyproline
Bone scan - focal increase uptake
Xray - osteolytic or mixed lesions
Women on oral Estrogen therapy require more/less dose levothyroxine for hypothyroid?
Why?
What will be inc/Dec?
MORE
Estrogen dec clearance of TBG —> inc TBG levels
Dec free T4, Total T4 will be normal/inc
Inc TSH
What presents w/acute, severe MR, HoTN, pulmonary edema, SOFT murmur?
Papillary muscle rupture
CHF presents w/what acid-base status?
CO2 level?
Alkalosis
Low CO2
Pain in the knee caused by abnormal gait, overuse or trauma is what?
Located where?
Pes anserinus
Bursa inflamed located anteromedially over the tibia plateau
Diabetic foot ulcers cause what kind of infection?
How?
Polymicrobial
Contiguous spread
Cancer-related anorexia/cachexia is a _______ state?
What can treat it?
Hypercatabolic
Progesterone analogs - megestrol acetate
Bitter almond odor = ?
CN toxicity
Anti-Phospholipid Ab Syndrome has what abnormal lab value?
What specific tests?
Prolonged PTT
Russell viper venom test, kaolin clothing time
Pt that has COPD and develops neurologic sx after admin of O2 has what as the cause?
CO2 retention
Hydroxychloroquine treats what?
SE?
SLE
Retinal toxicity
Travel to North Africa, what vaccines do you need?
What about sub-Saharan Africa/South America?
HepA, HepB, Typhoid, polio booster
Yellow fever
What meds can treat restless leg syndrome?
MOA?
Pramipexole and gabapentin
Dopamine agonists
EKG of HOCM looks like what?
Tall R wave in aVL, deep S wave in V3
Pt in their 30s or 40s w/HTN, hematuria, proteinuria, and progressive renal insufficiency has what?
ADPKD
Presbycusis causes what?
Sensorineural hearing loss
What DM drug causes weight loss?
GLP-1 agonists - the “tides”
HIV pt w/subacute-onset of low-grade fever, HA, inc ICP has what?
Cryptococcus
What can cause a false positive for VDRL testing for syphilis?
Anti-phospholipid Ab syndrome
What causes autoAbs directed against VG calcium channels in the presynaptic motor nerve terminal?
Causes what sx?
Lambert-Eaton d/t small cell lung CA
Symmetric proximal muscle weakness w/depressed DTRs
How do OCP’s effect TBG?
total T4?
free T4?
TSH?
Inc TBG bc of inc estrogen
Inc
Same
Same
What causes a cres-decrescendo murmur that INC on inspiration?
Dx how?
Treat how?
PV stenosis
Echocardiogram
Percutaneous balloon valvulotomy
How does AV fistula Cardiac preload?
Causes what?
Inc
High-output cardiac failure
Well-circumscribed, raised erythematous plaques, lesions can be oval or round w/intense pruritis that lasts for less than 6 weeks is what?
Acute uticaria
PCT assoc w/what other conditions?
HepC, HIV, EtOH, smoking, estrogens
How does polymyositis present?
Slowly progressive proximal muscle weakness of the LE then UE
PAS+ and anything to wit the stomach = ?
Sx?
Whipple’s
Arthralgia, weight loss, fever, diarrhea, ABD pain
Pt w/unilateral testicular pain, epididymal edema, dysuria has what?
If > 35, d/t what?
Under 35?
Treatment?
Acute epididymitis
E. Coli
STI
Ceftriaxone/Doxycycline
What is the earliest renal abnormality in pts w/DM?
What is the 1st change that can be quantitated?
Glomerular hyperfiltration (ACE-i’s counteract this)
Thickening of the GBM
Where does AFib originate MCly?
Atrial flutter is a reentrant circuit around what?
PV
Tricuspid annulus
Albuminocytologic dissociation in CSF means what?
With what Dx?
Elevated protein w/normal cell count
GBS
Pressure necrosis occurs where?
Arterial ulcer?
Bony prominences - sacrum, ischial tuberosity, Malleoli, 1st and 5th metatarsal head
Tips of toes
Pt w/ACUTE onset odynophagia after an EGD most likely has what?
Dx how?
Perforation - prob see bleeding
Gastrografin (water-soluble) contrast esophagram
NAFLD pathophys d/t what?
Have increased what?
Insulin resistance
Peripheral lipolysis
Inflammatory arthritis = ?
Early RA
Post op patient w/HoTN, JVD, and new-onset RBBB that develops syncope has what?
Massive PE
Stroke pt w/Contralateral sensory loss, leg symptoms d/t what pathology?
Lacunar stroke of posterolateral thalamus (supplies PCA)
MPGN is d/t what path??
Persistent activation of the alternate complement pathway
ARP = ?
(RR - 1) / RR
What is the RA pressure (preload) in cardiogenic shock?
PCWP?
Cardiac index (pump fx)?
SVR?
MvO2?
Inc
Inc
Dec
Inc
Dec
What causes a mild, brief hyperthyroid, that is small nontender w/spontaneous recovery?
+ for what?
Painless thyroiditis
TPO
Pt w/acute onset of HA, nausea, blurry vision, sluggish/dilated pupil has what?
Caused by what?
Acute angle glaucoma
Trihexyphenidyl (anti-ACh)
Polymyositis has what CK?
What ESR?
Inc
Inc
What presents w/acute, diffuse, non-inflammatory hair loss that is self limiting?
What is the transformative phase?
Rest/shedding phase?
Telogen effluvium
Anagen
Telogen
What can cause theophylline toxicity?
Sx?
Cirrhosis, cholestasis, resp infection, ciprofloxacin
CNS stimulation, N/V, cardiac toxicity
What does P mitrale look like on EKG?
Broad and notched P waves, RVH, atrial tachyarrhythmias
Pt that develops acute onset speech arrest and weakness has what?
Imaging shows what?
Treat how?
TIA
NonCon CT of head will be -
ASA, statin, BP control
Stool osmotic gap = ?
290 - [2*(Na + K)]
> 50 means osmotic diarrhea
Female pt in her 30’s with optic neuritis and numbness/parasthesia w/motor paraparesis and spasticity has what?
Dx how?
M.S.
MRI brain or Oligoclonal IgG bands on CSF
How long does a fat embolism take to manifest?
12-24 hours
Pt that presents with STIFF shoulder, decreased passive and active ROM and POOP?
Adhesive capsulitis
Path behind sympathetic ophthalmia?
What is it?
Uncovering hidden Ags
Immune-mediated inflammation of 1 eye after a penetrating injury to the other eye
What can cause saline-unresponsive metabolic alkalosis?
Presents how?
Self-induced vomiting
Urinary chloride > 20 mEq/L
Zinc is absorbed where?
Deficiency can be d/t what?
Clinical features?
Duodenum and jejunum
Crohn’s, bowel resection, gastric bypass
Alopecia, hypogonadism, impaired wound healing, impaired taste
Pt that has pancytopenia, increased LDH, prolonged PT and PTT with fatigue has what?
AML
SAAH > 1.1 means what?
< 1.1?
Portal HTN w/inc hydrostatic pressure
Inc capillary permeability (pancreatitis, nephrotic syndrome, TB)
How to treat bacillary angiomatosis in HIV pts?
Doxycycline or erythromycin
Trastuzumab SE?
Cardiotoxicity - decline in LV EF
RR equation?
[a / (a+b)] / [c / (c+d)]
Does CML have a decreased or increased LAP score?
Dec
Acute phase of ASA intox?
Chronic?
CO2 level?
HCO3 level?
pH?
Resp alkalosis
AG metabolic acidosis
Low
Low
Close to normal bc mixed pic
Isolated systolic HTN defined how?
PATH?
systolic BP > 140 w/diastolic BP < 90
Inc stiffness or dec elasticity of aortic end arterial walls
when does a LV aneurysm occur?
Presents how?
5 days - 3 months
Persistent ST elevation, Deep Q waves
MOA of sublingual nitro?
Decreased LV wall stress
What can you do to shift K+ into cells?
Insulin and glucose
Calcium gluconate or CaCl
What can result from hyperextension in a MVA?
CF?
Central cord syndrome
Weakness in the UE > LE
Localized deficit in pain/temp
Achalasia is d/t what path?
Loss of intramural neurons
Painless blisters, bullae, scarring, hypopigmentation on sun-exposed areas, and scarring is d/t what?
Porphyria cutanea tarda
Pain that is worse on an empty stomach, epigastric pain w/melena = ?
D/t what?
Duodenal ulcer
H pylori or NSAID
What causes a normocytic anemia, splenomegaly, reticulocytosis, jaundice w/elevated indirect bilirubin, inc LDH, dec haptoglobin?
Autoimmune hemolytic anemia
What causes excessive collagen deposition in the peri-alveolar tissues?
DLCO is what?
A-a gradient?
IPF
Dec
Inc
What presents w/fever, superficial dermis infection w/sharply demarcated raised edges that rapidly spreads?
MC organism
Erysipelas
Strep pyogenes
What can glucocorticoids cause?
Describe?
Drug-induced acne
Monomorphic papules w/out comedones, cysts, or nodules
Low-voltage EKG w/electrical alternans
Cardiac tamponade
What presents w/fever, rash that involves the palms and soles and is diffuse throughout the body, and HoTN?
Toxic shock syndrome
What vaccine works by relatively T-cell independent B cell response?
PPSV23 PNA vaccine
Jordan is independent, don’t need no help
Pt w/fever, ABD distention, leukocytosis, HoTN, tachycardia has what?
Dx how.
Toxic megacolon
ABD xray shows colon distended > 6 cm
Cross sectional study is what kind?
Estimates what?
Examines what?
Observational
Prevalence
Associations bw RF
PCP treated how?
Add steroids if?
Bactrim
PaO2 = 70 or A-a gradient >/= 35
Pt with urinary retention can be confirmed how?
Bladder US w/urine > 300 mL
What is the RA pressure (preload) in hypovolemic shock?
PCWP?
Cardiac index (pump fx)?
SVR?
MvO2?
Dec
Dec
Dec
Inc
Dec
Systemic amyloidosis can effect the heart how?
Restrictive cardiomyopathy w/low voltage
Pt w/prolonged fever, malaise, exudative pharyngitis, HSM and generalized LAD has what?
Can develop what after 2-3 weeks?
Infectious mono
Autoimmune hemolytic anemia, thrombocytopenia
How do you treat cocaine OD?
IV Benzo
Pt w/DVT in the setting of elevated homocysteine needs to be on what?
Pyridoxine - B6
Pregnant mom’s get what MSK path?
Effects what muscles?
De Quervain tenosynovitis
APL and EPB
AR has what Inc/dec LV EDV?
LV ED pressure?
What signs and symptoms?
Inc
Inc
Diastolic decrescendo murmur, widened PP
What is an abscess over the eyelid d/t staph aureus and appears localized red w/tender swelling?
Hordeolum
NON-healing, painless, bleeding skin ulcer suggests what?
Do what?
SCC
Biopsy
Cryptosporidium parvum can cause what in non-HIV pts?
Traveler’s diarrhea, found in lakes and streams
Right ventricle MI supplied by what vessel?
EKG changes?
RCA
ST elevation in V4-V6
What presents w/deep dermal infection w/no fever at the beginning, flat edges, over a few days?
MC organism?
Cellulitis
S pyogenes, MSSA
What is electrical alternans mean on EKG?
QRS in the SAME lead is of different amplitude
Wernicke’s area is located where?
Superior temporal gyrus of temporal lobe
Humoral hypercalcemia of malignancy is the MC of what?
Presents how?
PTHrP secretion
Ca > 14 with smoking pmhx
Direct renin inhibitor causes what?
Effects angiotensin II how?
Aldosterone?
Enhanced natriuresis
Dec
Dec
What is a very bad sign in a pt with acute asthma exacerbation?
What should they have?
Normal PaCO2
Very low bc of hyperventilation
What deficiency is common after partial or total gastrectomy?
Causes what?
B12
Defective DNA synthesis
Paget disease of bone alternate name?
Osteitis deformans
What presents w/alternating hypoglossal hemiplegia w/c/L paralysis of arm and leg and tongue deviation towards the lesion and loss of c/L tactile and position sensation?
D/t what?
Medial medullary syndrome
Vertebral or anterior spinal artery occlusion
Burr cell seen in what?
ESRD and liver disease
Bicuspid aortic valve in young pt can cause what?
Murmur sounds what?
AR
Diastolic decrescendo, widened PP, water hammer pulse
Cross sectional study is used to determine what?
Prevalence of disease, or to examine associations bw RF
CrAP
What causes erysipelas?
Treat how?
Strep pyogenes
Ceftriaxone, cefazolin
What is located in anterior mediastinum?
Middle mediastinum?
Post?
Thymoma
Bronchogenic cyst
Leiomyoma, all neurogenic tumors, hernia, AA
Pt w/1st time seizure in adult do what workup?
UDS, labs
MRI and CT
EEG
What causes hemi-neglect?
Infarct of the non-dominant (MC right) parietal cortex
Pt w/dec FEV1/FVC ratio and normal DLCO has what?
With Dec DLCO?
Chronic bronchitis or asthma
Emphysema
Treatment for pulmonary HTN?
Diuretics and ACE-i
Exudate pleural effusion has what pathophys?
Inc capillary or pleural membrane permeability
Pt that is in the hospital w/UTI then gets IE, what organism?
Enterococcus
Path behind tarsal tunnel syndrome?
sx?
Compression of Tibial n. As it passes through ankle
Burning, numbness, aching of DISTAL plantar surface
Marian pt w/acute chest pain that causes early decrescendo murmur diastolic murmur along the Left sternal border at the 3rd and 4th ICS has developed what?
Acute AR from aortic dissection
Pt w/vomiting and upper ABD pain w/rapid progression to odynophagia, dyspnea, and septic shock with a widened mediastinum?
Diagnose how?
Esophageal rupture = Boerhaave Syndrome
CT or contrast EGD w/gastrograffin
What can cause acute erosive gastropathy?
Characterized how?
ASA, cocaine, alcohol
Severe hemorrhagic lesions