TEST7 Flashcards
New PREGNANT mothers who hold their infants with THUMBS OUTSTRETCHED have inflammation of abductor pollicus longus + extensor pollicis previs tendons
+ FINKELSTEIN TEST: Passively stretching affected tendons by grasping flexed thumb over radial styloid into palm of fingers elicits pain
DE QUERVAIN TENOSYNOVITIS
Fall on outstretched hand -> FORECEFUL HYPEREXTENSION OF WRIST most commonly results in what type of fracture?
SCAPHOID FRACTURE
Pt with HL, HTN comes in with GRADUAL PAINLESS LOSS OF VISION and NO focal neuro deficits. What test is best to order first?
**DUPLEX NECK
High suspicion for AMAUROSIS FUGAX (painless loss of vision from cholesterol hollenhorst body emboli generally at CAROTID BIFURCATION) = warning sign for IMPENDING STROKE
NOT CT/MRI of head since there are NO focal neuro deficits
2 NORMOCYTIC ANEMIA conditions with INCREASED MCHC (Shrunk RBC causing increased HGB concenctration)
- HEREDITARY SPHEROCYTOSIS (Extravascular hemolysis- Coombs, Northern European)
- IMMUNE HEMOLYTIC ANEMIA (IgG - extra, IgM- intra, + Coombs)
What is the SINGLE most important prognostic consideration in BREAST CANCER TREATMENT?
TNM STAGING
What type of antibiotic is AZTREONAM
MONOBACTAM antiboitic used to treat Gm- bacterial infections INCLUDING PSEUDOMONAS
MOTOR/SENSORY loss (e.g. loss of sensation in perianal area) + Loss of rectal tone + Urinary retention = high suspicion of ___?
Why not cauda equina syndrome?
ACUTE SIPNAL CORD COMPRESSION
Not cauda equina syndrome (below level of cona medullaris typically at sacral roots) because of + LOSS OF SENSORY/MOTOR = less common with cauda equina
Management of ACUTE SPINAL CORD COMPRESSION = ?
hint: consult, imaging, pharmacotherapy
- EMERGENCY NEUROSURG CONSULT/RAD-ONC
- MRI
- IV GLUCOCORTICOIDS (if malignant compression is suspected)
ADENOCARCINOMA of the lung is typically associated with what condition?
HYPERTROPHIC PULMONARY OSTEOARTHROPATHY
Classic findings of SARCOIDOSIS
1) Non-caseating granulomas
2) Bilateral hilar adenopathy
3) Erythema nodosum
FLUCTUATING OCULAR (ptosis, diplopia) + FACIAL/BULBAR weakness that WORSENS with REPETITIVE TASKS = ?
MYASTHENIA GRAVIS
autoAb against POST-SYNAPTIC Ach-R
PROXIMAL MUSCLE WEAKNESS + DRY MOUTH/erectile dysfunction (autonomic dysfn) + PTOSIS + DIMINISHED/ABSENT DTR that IMPROVES with REPEAT ISOMETRIC CONTRACTION
LAMBERT EATON SYNDROME = auto-Abs against PRE-SYNAPTIC Ca2+ channels
How is diagnosis of DERMATOMYOSITIS made?
MUSCLE FIBER BIOPSY
What is the FIRST STEP of evaluating a THYROID NODULE? (Hint: Lab + imaging)
1) Measure TSH
2) Thyroid Ultrasound
What is the drug of choice for BENIGN ESSENTIAL TREMOR?
PROPANOLOL
What is the drug of choice for PARKINSONIAN TREMOR?
BENZTROPINE (anti-cholinergic)
What is the drug of choice for MYOCLONUS? (2)
SODIUM VALPROIC ACID
CLONAZEPAM
What are the sx of ANKYLOSING SPONDYLITIS?
AREDU A - arthritis (sacroiliatis) R - reduced chest expansion/ spinal mobility = RESTRICTIVE LUNG DZ E - enthesitis D - dactylitis U - uveitis
What are possible complications of ANKYLOSING SPONDYLITIS?
OAC
O - Osteoporosis/vertebral fractures
A - Aorta regurg**
C - cauda equina
Eye involvement in IBD, RA versus Ankylosing spondylitis
IBD, RA - EPISCLERITIS (inflammation seen in the whites of eye)
AS - anterior UVEITIS (inflammation of uveal tract - iris, ciliary body, choroid + KERATIC precipitates)
What are the 3 most common causes of SUBACUTE (3-8wk) or CHRONIC (>8wk) cough? What is the empiric initial Tx of each?
- UPPER AIRWAY COUGH SYNDROME (Post-nasal drip) -
Tx= oral 1st gen anti-histamine (CHLORPHENIRAMINE) or combined anti-histamine-decongestant (BROMPHENIRAMINE) - GERD - Empiric PPI
- Asthma - PFTs
- ACE INHIBITOR - Stop ACE
Uses of TRANSTHORACIC ECHOCARDIOGRAM (TTE):
To detect THROMBI
- LA thrombus due to Afib
- LV thrombus
- Septic emboli from INFECTIVE ENDOCARDITIS
- Thrombi from prosthetic valves
Bilateral Lung Opacities CXR + Worsening respiratory distress after 1wk of insult + Hypoxemia PaO2/FiO2
ARDS - shunting/ elevated Aa gradient -> Impaired gas exchange + Decreased compliance + Pulm HTN
Lower PaO2
Increased fractin of inspired oxygen requirement = LOWER RATIO correlating with severity of ARDS
Risk factors/Insults triggering ARDS (4)
1) Infection - Pneumonia/sepsis
2) Trauma
3) Acute pancreatitis
4) Massive transfusion
What diagnostic values distinguish ARDS from CHF when both show “congestion” like substance on CXR?
ARDS: ELEVATED PAP Pulmonary arterial pressure (measure of Pulmonary vascular resistance)
CHF: ELEVATED Pulmonary capillary wedge pressure (measure of LA)
Colorectal cancer screening for IBD pts:
Begin 8 years post-diagnosis
Colonoscopy + biopsy every 1-2yrs
Colorectal cancer screening for FAP pts:
Begin age 10-12
Colonoscopy every year
Lynch Syndrome (HEREDITARY NONPOLYPOSIS CRC)
Begin at age 20-25
Colonoscopy every 1-2 years
Colorectal cancer screening for family history of adenomatous polyps or CRC (3-2-1):
Colonoscopy at age 40
Repeat every 3-5yrs
Risk factors for ANGIODYSPLASIA (painless GI bleeding)
- RENAL DISEASE
- AORTIC STENOSIS
- vWF Disease - multimers traverse turbulent valve space by aortic stenosis
LOCALIZED pain and tenderness over ANTEROMEDIAL TIBIA below knee joint - exacerbated by pressure from opposite knee while lying on side
PES ANSERINUS PAIN SYNDROME (ANSERINE BURSITIS)
OVERUSE injury - POORLY LOCALIZED PAIN over lateral knee + lateral femoral condyle tenderness with knee movement
ILIOTIBIAL BAND SYNDROME
DIFFUSE ANTERIOR KNEE pain reproduced by patellofemoral compression during knee extension in YOUNG WOMEN
Pain worsened by ACTIVITY or prolonged sitting (SUSTAINED FLEXION). Crepitus with motion of patella
PATELLOFEMORAL PAIN SYNDROME
BONY ENLARGEMENT/TENDERNESS (OSTEOPHYTES) + Crepitus with movement + Painful/decreased ROM in age>50, obese, female with prior joint injury
OSTEOARTHRITIS
1st line of Tx of ACUTE GLAUCOMA (CLOSED ANGLE)
IV MANNITOL - osmotic diuretic
Tx for ACUTE GLAUCOMA (4) - PMAT
- MANNITOL - osmotic diuretic
- ACETAZOLAMIDE - CA inhibitor: Decreases aqueous humor production
- TOPICAL TIMOLOL - beta blocker: Decreases aqueous humor production
- PILOCARPINE - muscarinic agonist - Increases aqueous humor outflow
Which medication is CONTRA-INDICATED for ACUTE GLAUCAOMA?
ATROPINE = muscarinic-R antagonist - MYDRIATIC EFFECT
SYMPTOMATOLOGY difference between ALZHEIMER DEMENTIA and FRONTOTEMPORAL DEMENTIA
AD DEMENTIA: Early insidious SHORT TERM MEMORY LOSS/ language and spatial memory deficits first
LATER PERSONALITY CHANGES
FRONTOTEMPORAL DEMENTIA: Early personality changes/ apathy/ disinhibition /compulsive behavior -> LATER memory changes
What acid-base imbalance characterizes ALLERGIC RXN + STRIDOR?
RESPIRATORY ACIDOSIS - due to decreased ventilation and CO2 retention
What acid-base imbalance characterizes ASTHMA EXACERBATION?
RESPIRATORY ALKALOSIS - Tachypnea
What acid-base imbalance characterizes persistent vomiting + excessive diuresis?
CONTRACTION ALKALOSIS
1) PERSISTENT VOMITING - Hypochloremic metabolic alkalosis: Due to loss of H+ contents
2) Excessive diuresis
IBD pt with acute worsening FEVER, LEUKOCYTOSIS, ABDOMINAL DISTENSION**, HEMODYNAMIC INSTABILITY (hypotension, tachycardia)
Other possible signs: Peritonitis, AMS, electrolyte abnormalities.
What is the first diagnostic test that should be ordered?
ABDOMINAL X-RAY -
1) Check for colonic distension (TOXIC MEGACOLON >6mm dilation of right colon)
2) Can exclude perforation
What is the management of TOXIC MEGACOLON?
Generally conservative:
Bowel rest + NG suction + steroids +/- broad spectrum antibiotics targeting C.diff (METRONIDAZOLE)
WIDE-BASED GAIT Ddx:
SENSORY ATAXIA
CEREBELLAR DYSTURBANCES
MUSCULAR DYSTROPHY (also may be waddling)
What type of error is PRECISION? What increases precision?
RANDOM ERROR
Increase sample size - Increases precision
BILATERAL erythema nodosum Ddx:
INFECTIOUS - S.pneumo pharyngitis, TB
AUTOIMMUNE - Sarcoidosis
INFLAMMATORY - IBD
IDIOPATHIC
Which acid-base imbalance characterizes CHRONIC DIARRHEA?
HYPOKALEMIC METABOLIC ACIDOSIS - Loss of bicarb and K+ in stool
Which acid-base imbalance characterizes BLIND LOOP SYNDROME (i.e. SIBO)?
HYPOCHLOREMIC METABOLIC ACIDOSIS
Due to INCREASED gut production and absorption of LACTIC ACID
Which acid-base imbalance characterizes POSTICTAL STATE after seizure?
LACTIC ACIDOSIS - Due to INCREASED BMR -> Insufficient O2 present in tissues -> Anaerobic metabolism
CYSTIC SWELLING over patella following TRAUMA
PRE-PATELLA BURSITIS
PAIN between 3rd and 4th TOES on plantar surface + clicking sensation (MULDER SIGN) occurring when simultaneously palpating this space/squeezing metatarsal joints - MECHANICALLY induced degen neuropathy
Seen in RUNNERS
MORTON NEUROMA
SPINAL CORD COMPRESSION by METASTASIS TO BONE SX:
ACUTE PHASE of SCC: What is SPINAL SHOCK?
1) WORSENING BACK PAIN especially at NIGHT
2) LE weakness + SENSORY loss below a certain level
3) + HYPER-REFLEXIA + BABINSKI RESPONSE + Fecal/urinary incontinence retention (later signs)
Most commonly affects THORACIC 60%, rather than lumbar
SPINAL SHOCK = ABSENT REFLEXES + FLACCID PARAPLEGIA
DIABETIC POLYNEUROPATHY - What gets lost first? What happens to reflexes?
Affects primarily DISTAL LE
Loss of PAIN/TEMP/ PROPRIOCEPTION/VIBRATORY
LOSS OF DEEP TENDON REFLEXES