High Yield Flashcards
What is Pulmonary HTN
Increased pulmonary vascular resistant
Leads to RVH and eventual Right sided HF
What causes Pulmonary HTN
Idiopathic - Usually middle age or young women
Secondary is COPD, sleep apnea
Sx of Pulmonary HTN
Dyspnea, Chest Pain, Weakness, Fatigue, Cyanosis
Signs of Right sided HF
Dx of Pulmonary HTN
Right sided Cath is definitive: Pulmonary Artery PRessure >25 mmHg at rest or >35 mmHg during exercise)
CXR see enlarged pulmonary arteries
EKG shows Cor Pulmonale (RVH, RAE, RAD, RBB)
Tx of Pulmonary HTN
Vasodilators -CCB are 1st line -Phosphodiesterase-5-Inhibitors (Sildenafil) -Prostacyclins (Epoprostenol) -Endothelin Receptor Antagonists Oxygen
What is Systolic HF
Most common form of CVF
Decreased EF associated with S3 gallop
Sx of HF
Left Sided: Dyspnea, Pulmonary Congestion Rales, Rhonchi, HTN
Right Sided: Peripheral Edema, JVD, GI/Hepatic Congestion
Dx of HF
Echo is #1: See Decreased EF, thin ventricular walls, dilated LV chamber with Systolic HF
See Normal EF, thick ventricular walls, small LV chamber with Diastolic HF
CXR: Cephalization, Kerley B lines, Cardiomegaly, Pleural Effusions
BNP
Tx of HF
Ace-I are 1st line! They decrease Mortality, decrease preload/afterload
Beta-Blockers decreased mortality, Increased EF
Nitrates decrease mortality, decrease preload
Diuretics tx the symptoms (furosemide, spironolactone, HCTZ)
Digoxin tx the symtpoms
What is Thrombophlebitis
Inflammation of superficial vein and or thrombus
What causes Thrombophlebitis
Usually IV cath, trauma, pregnancy, varicose veins
Sx of Thrombophlebitis
Tenderness, Pain, Induration, Edema, Erythema along course of superficial vein, Palpable Cord
Dx of Thrombophlebitis
Venous Duplex Ultrasound: Noncompressible vein with clot
Tx of Thrombophlebitis
Supportive: Extremity elevation, warm compress, increase activity, NSAIDS, Compression Stockings
Phelbectomy if extensive varicose veins
What is Myocarditis
Inflammation of the heart muscle
What causes Myocarditis
Viral: Entervorisus like Coxsackie B, Echovirus
SLE, Rheumatic Fever
Sx of Myocarditis
Viral Prodrome (Fever, Myalgias, Malaise)
HF sx: Exercise Intolerance, Syncope, Tachypnea, Tachycardia, S3 gallop
Pericarditis
Dx of Myocarditis
Endomycardial Biopsy is Gold Standard: Shows infiltrations of lypmhocytes with myocardial tissue necrosis CXR shows Cardiomegaly EKG: Sinus Tach Cardiac Enzymes: CK-MB and Troponin Echo shows ventricular dysfunction
Tx of Myocarditis
Supportive with diuretics, Ace-I, Dopamine
IVIG
What is Dilated Cardiomyopathy
Most common form of Cardiomyopathy
Systolic dysfunctions leads to ventricular dilation which leads to dilated weak heart
What causes Dilated Cardiomyopathy
Idiopathic
Viral: Enterovirus (Coxsackie, Echo), Parvovirus
Alcohol Abuse
Sx of Dilated Cardiomyopathy
Systolic HF sx (S3, Fatigue, Syncope, Dyspnea)
Arrhythmias, Chest Pain on Exertion
Dx of Dilated Cardiomyopathy
Echo: LV dilation, Low EF, LV Hyopkinesis
DXR: Cardiomegaly, Pulmonary Edema, Pleural Effusion
EKG: Sinus Tach
Tx of Dilated Cardiomyopathy
Ace-I Diuretics Digoxin Beta Blockers Implantable Defibrillator if Ef <30-35%
What is Restricted Cardiomyopathy
Impaired Diastolic function with preserved contractility
What causes Restricted Cardiomyopathy
Infiltrative Disease: Amyloidosis, Sarcoidosis
Sx of Restrictive Cardiomyopathy
Right Sided HF: Increased JVD, Kussmaul’s sign,
Dx of Restrictive Cardiomypathy
Echo: Ventricles are non-dilated with normal wall thickness, Dilated atria
Tx of Restrictive Cardiomyopathy
Tx the sx: Diuresis, Vasodilators
What is Hypertrophic Cardiomyopathy
Inherited genetic disorder of inappropriate LV or RV Hypertrophy
What causes Hypertrophic Cardiomyopathy
Hypertrophied Septum with Systolic anterior motion
Sx of Hypertrophic Cardiomyopathy
Dyspnea, Fatigue, Angina, Syncope, Arrhythmias (AF, Palpitations), Sudden Cardiac Death
What Murmur do you hear with Hypertrophic Cardiomyopathy
What maneuvers increase/decrease the murmur
Harsh systolic crescendo-decrescendo best heard at LUSB
Increase Murmur: Valsalva and Standing
Decrease Murmur: Squatting, Laying Down
Dx of Hypertrophic Cardiomyopathy
Echo: Asymmetrical wall thickness, SYstolic anterior motion of mitral valve
EKG: LVH, Atrial Enlargement
Tx of Hypertrophic Cardiomyopathy
Beta Blockers are 1st line!
CCB
Myomectomy
Alcohol Septal Ablation
What is Atrial Fibrillation
No P-waves
Irregularly Irregular Rhythm
Tx of Atrial Fibrillation
Rate Control: Vagal Maneuvars, CCB, Beta-Blockers
Rhythm: DC Cardioversion (3-4 weeks after anticoagulation)
What are the criteria for CHADS to prevent stroke and what does it mean
C: CHF 1 point H: HTN 1 point A: Age >75 years 1 point D: DM 1 point S: Stroke 2 points
Tx
- 0-1: No tx or ASA
- 1: Warfarin or ASA
2: Warfarin for sure but INR between 2-3
What is Sick Sinus Syndrome
Combination of sinus arrest with bradycardia and tachycardia
What causes Sick Sinus Syndrome
SA node Disease or corrective cardiac surgery
Tx of Sick Sinus Syndrome
Permanent Pacemaker if symptomatic
If severe, permanent pacemaker with implantable cardioverter defibrillator
What is Sinus Bradycardia
Normal Sinus Rhythm with rate <60bpm
What causes Sinus Bradycardia and who is it seen in
Young athletes, Vasovagal Reaction, Increased Intracranial Pressure
BB, CCB, Digoxin, Carotid Massage
Tx of Sinus Bradycardia
Atropine is 1st line if symptomatic
Epinephrine Transcutaneous Pacing
Permanent Pacemaker is definitive
What is Paroxysmal Supraventricular Tachycardia
Sudden onset and termination of tachycardia
Tx of Paroxysmal Supraventricular Tachycardia
Vagal Maneuvers, Adenosine, BB or CCB, Cardioversion if unstable
What is Wolff-Parkinson White
An accessory pathway (Kent Bundle) that pre-excites the ventricle
What do you see on EKG for WPW
Delta Waves (Slurred QRS upstroke, wide QRS, and short PR interval)
Tx of WPW
Vagal Maneuvers
Antiarrhythmics like Procainamide, Amidoraone
Radiofrequency Ablation is definitive
What causes Aortic Stenosis
Degeneration
Congenital
Rheumatic Disease
Sx of Aortic Stenosis
Angina, Syncope, CHF
What type of murmur is heard with Aortic Stenosis
Systolic Ejection Crescendo-Decrescendo heard best at RUSB
Where does an Aortic Stenosis murmur radiate to
Carotid Arteries
What are features of Aortic Stenosis
Pulsus Parvus Et Tardus (weak, delayed pulse)
Narrow Pulse Pressure
What is Mitral Regurgitation
Backflow from LV into LA that leads to volume overload
What causes Mitral Regurgitation
Mitral Valve Prolapse
RHD, Endocarditis
Ischemia, Papillary Muscle Rupture, Chordae Tendinate after MI
Sx of Mitral Regurgitation
Pulmonary Edema, Dyspnea
A.Fib, CHF
What type of murmur is heard with Mitral Regurgitation
Blowing Holosystolic murmur heard best at the apex
Where does a Mitral Regurgitation murmur radiate to
Axilla
What is Aortic Regurgitation
Backflow from aorta to LV leads to LV volume overload
What causes Aortic Regurgitation
Rheumatic heart disease, HTN, Endocarditis, Marfans
Sx of Aortic Regurgitation
Right Sided HF
What type of murmur is heard with Aortic Regurgitation
Blowing, Diastolic Decrescendo heard best at LUSB
Where does an Aortic Regurgitation murmur radiate to
Left Sternal Border
What are other features of Aortic Regurgitation
Bounding Pulses
Wide Pulse Pressure
Pulse Bisferiens
What is Mitral Stenosis
Obstruction of flow from LA to LV leads to left atrial enlargement
What causes Mitral Stenosis
Rheumatic Heart Disease!!
Sx of Mitral Stenosis
Right sided HF
Pulmonary HTN
A.Fib
What type of murmur is heard with Mitral Stenosis
Diastolic Rumble hears best at apex
Where does Mitral Stenosis murmur radiate to
Nowhere
What are other features of Mitral Stenosis
Opening Snap
What is a 1st degree Heart Block
Tx
Constant Prolonged PR interval (>0.20)
Every P-Wave is followed by QRS
Tx: None
What is a 2nd degree Heart Block Type I (Mobitz I: Wenckebach)
Progressive lengthening of PR interval with eventual dropped QRS
Tx: If no sx, just observe. If sx, Atropine, Epineprhine
What is a 2nd degree Heart Block Type II (Mobtiz II)
Constant PR Interval, eventual dropped QRS
Tx: Permanent Pacemaker
What is a 3rd degree Heart Block
Complete AV dissociation: P-waves are not related to QRS
Results in decreased Cardiac Output
Tx: Permanent Pacemaker
What is HTN
Elevated BP reading on more than 2 occasions
Systolic >140, Diastolic >90
What is secondary HTN
Usually due to renal artery stenosis, primary hyperaldosteronism, pheochromocytoma
What are complications of HTN
CAD, HF, MI, LVH, Renal Stenosis and Sclerosis
Sx of HTN
Papilledema is advanced stage
Retinopathy: Arterial Narrowing, AV Nicking, Soft Exudates
Striae, Carotid Bruits, JVD
Tx of HTN
Goal is to be <140/90 If DM: <130/80 Lifestyle Modification is 1st, DASH diet, stop smoking, Exercise, Stop Drinking HCTZ is 1st line Ace-I provides cardioprotection CCB Beta Blockers
What is Nursemaid’s Elbow
Due to lifting/swinging/pulling a child
The radial head wedges into stretched annular ligament
Sx of Nursemaid’s Elbow
Child presents with arm slightly flexed, refuses to arm
Tenderness to palpation
Tx of Nursemaid’s Elbow
Reduction (pressure on radial head with supination and flexion)
What is Carpal Tunnel Syndrome
When the median nerve is entrapped or compressed
Seen with DM
Sx of Carpal Tunnel Syndrome
Parasthesias and pain of palmar 1st 3 and digits, usually at night
Thenar Muscle Wasting, Weakness of Thumb
Worse pain at night
Shaking hands reduces pain
Dx of Carpal Tunnel Syundrome
PHalen’s Sign: Flex both wrists for 30-60 seconds to reproduce pain
Tinel’s Sign: Percuss median nerve reproduces pain
Tx of Carpal Tunnel Syndrome
Volar Splint
NSAIDS
Corticosteroids
What is Spinal Stenosis
Narrowing of the spinal canal with impingement of nerve roots
Sx of Spinal Stenosis
Back pain with parasthesias in one or both extremtiies
Worse with extension and prolonged standing/walking
Better with Flexion, sitting, and walkin uphill (flexion increases canal volume)
Tx of Spinal Stenosis
Lumbar epidural injection of steroids
Decompression laminectomy
What is Dequervain’s Tenosynovitis
Stenosing tenosynovitis of abductor pollicus longus and extensor pollicus brevus
Due to repetitive thumb movements like golfers, clerical workers
Sx of Dequervain’s Tenosynovitis
Pain along radial aspect of wrist that radiates to forearm
Dx of Dequervain’s Tenosynovitis
Finkelstein Test: Pain with ulnar deviation or thumb extension
Tx of Dequervain’s Tenosynovitis
Thumb Spica Splint for 3 weeks
NSAIDS
Steroid Injections
What is Osgood Schlatter Disease
Osteochondritis of the patellar tendon at the tibial tuberosity from overuse
Usually seen in adolescent males with growth spurts
Sx of Osgood Schlatter Disease
Activity related knee pain with swelling
Tenderness to anterior tibial tubercle
Dx of Osgood Schlatter Disease
Xray shows ossification at tibial tuberosity
Tx of Osgood Schlatter Disease
RICE
NSAIDS
Quadriceps Stretching
What is Osteoarthritis
Chronic disease due to articular cartilage damage and degeneration
Obesity is risk factor
Common in weight bearing joints
Narrowed joint space, sclerosis, and osteophyte formation
Sx of Osteoarthritis
Evening joint stiffness, decreases with rest, worsens as day progresses
Heberden’s Nodes (Palpable Osteophytes at DIP)
Bouchard’s Nodes (PIP osteophytes)
Dx of Osteoarthritis
Xray: Narrowed joint space, osteophyte formation, subchondral bone cysts/sclerosis
Tx of Osteoarthritis
Acetaminophen in elderly
NSAIDS in everybody else
Corticosteroid injections
What is Osteoporosis
Loss of bone density over time due to increased aborption of bone or decreased formation of new bone
Loss of both bone mineral and matrix
What are causes of Osteoporosis
Primary: Postmenopausal and Senile
Secondary: Following chronic disease or meds (corticosteroids)
Sx of Osteoporosis
Asymptoamtic
Pathologic Fractures
Spine Compression
Back Pain
Dx of Osteoporosis
Serum Calcium, Phosphate, PTH, ALP are usually normal
DEXA Scan: Osteoporosis T Score
Tx of Osteoporosis
Bisphosphonates are 1st line Vitamin D (Ergocalciferol) Raloxifene (Selective Estrogen Receptor Modulator) Estrogen in postmenopausal women Calcitonin is last line
What is Rheumatoid Arthritis
Chronic inflammatory disease with persistent symmetic polyarthritis with bone erosion, cartilage destruction and joint structure loss
T-Cell Mediated
Sx of RA
Small joint stiffness (MCP, wirst, PIP, Knee< MTP, shoulder, ankle)
Worse with rest, morning joint stiffness > 60 minutes
Gets better with movement throughout the day
Symmetric arthritis, boggy joints
Boutonniere defomirty (flexion at PIP)
Swan Neck Deformity (flexion at DIP)
Ulnar Deviation at MCP joint
Rhemuatoid NOdules
Dx of RA
Positive RF
Positive Anti-CCP MOST SPECIFIC!
Xray: Narrowed joint space, subluxation, ulnar deviation
Tx of RA
DMARDS: Methotrexate, Hydroxychloroquine
NSAIDS for pain, low does steroids
What is Gout
Uric Acid deposition in soft tissues, joints, and bone
Due to purine rich foods (meats, chocolate, alcohol, yeasts), Diuretics, Ace-I
Sx of Gout
Joint erythema, swelling, stiffness
Podagra (1st MTP), Knees, feet, ankles
Tophi deposition
Uric acid nephrolithiasis and nephropathy
Dx of Gout
Arthrocentesis: Negatively Birefringent Needle Shaped Urate Crystals
Xray: Mouse/Rat Bite punched out erosions
Tx of Gout
NSAIDS (Indomethacin)
Colchicine is 2nd line
Allopurinol for Chronic management (Colchicine for chronic too)
What is Pseudogout
Calcium Pyrophopshate deposition in joints and soft tissue
Acute arthritis seen in knee
Red, swollen, tender joint
Dx of Pseudogout
Positively birefringent, Rhomboid-shaped CPP cyrstals
Tx of Pseudogout
Corticosteroids
NSAIDS
Colchcine
What is Ankylosing Spondylitis
Chronic inflammatory arthropathy of the axial skeleton and sacroiliac joints with progressive stiffness
Sx of Ankylosing Spondylitis
Chronic low back pain, morning stiffness with decreased ROM
Peripheral Arthritis, may develop sacroilitis
Pulmonary fibrosis
Dx of Ankylosing Spondylitis
Increased ESR
Positive HLA-B27
Bamboo Spine on xray (squaring of vertebral bodies)
Tx of Ankylosing Spondylitis
NSAIDS
Rest, Physical Therapy 1st line
TNF-Alpha Inhibitors
Steroids
What is an MCL and LCL Tear
MCL: Valgus stress with rotation
LCL: Varus stress with rotation
Sx of MCL/LCL Tear
Localized pain, swelling, ecchymosis, stiffness
What is an ACL Tear
Most common knee injury due to noncontact pivoting injury
Sx of ACL tear
Heard a pop and it swelled
Hemarthrosis
Knee buckling
Dx of ACL Tear
Lachman’s Test
Anterior Drawer Test
Tx of ACL Tear
Therapy
NSAIDS
What is a Meniscal Tear
Degnerative squatting twisting compression with rotation and axial loading
Sx of Meniscal Tear
Locking, Popping, giving way, effusion after activities
Dx of Meniscal Tear
Mcmurray’s sign (pop or click while tibia is externally and interanlly rotated
Tx of Meniscal Tear
NSAIDS
Partial weight bearing
Arthroscopy
What is Morton’s Neuroma
Degeneration/Proliferation of plantar digital nerve producing painful mass near tarsal heads
Usually seen in women with tight shoes, high heels or flats
Sx of Morton’s Neuroma
Lancinating pain with ambulation usually at 3rd metatarsal head
Reproducible pain on palpation
Palpable Mass
MRI may be used
Tx of Morton’s Neuroma
Wide shoes
Steroid injections
Surgical resection
What is Septic Arthritis
Infection in the joint cavity
A medical emergency
Usually hematogenous spread, direct inoculation via trauma, or contiguous spread
What is the most common pathogen in Septic Arthritis
Staph Auerus
Neisseria Gonorrhea in sexually active young adults
Sx of Septic Arthritis
Single, swollen, warm, painful joint, tender to palpation
Fevers, chills, sweats, myalgias
Dx of Septic Arthritis
Arthrocentesis: Joint Fluid Aspirate with WBC >50k mainly PMNs
Gram stain and culture
Crystals
Tx of Septic Arthritis
Gram Positive Cocci: Nafcillin (vanco if MRSA)
Gram Negative Cocci: Ceftriaxone (Cipro if PCN allergy)
Gram Negative Rods: Ceftriaxone + Gentamicin
What is Giant Cell Arteritis
A vasculitis
Associated with Polymalgia Rheumatica
Usually seen in women >50yrs
Autoimmune
Sx of Giant Cell Arteritis
Headache, new onset and localized usually temporal
Jaw Claudication
Acute Vision Disturbances (Amaurosis Fugax: Monocular blindness), Anterior ischemic optic neuritis
Fatigue, weight loss, anorexia, fevers, night sweats
Tender scalp, decreases pulses
Aortic Aneurysm!
Dx of Giant Cell Arteritis
Increased ESR
Increased CRP
Temporal Artery Biopsy is definitive: See mononuclear lymphocyte infiltration, multinucleated gian cells, lamina cell degradation
Tx of Giant Cell Arteritis
High Dose Corticosteroids
Methotrexate
What is Sarcoidosis
Chronic Multisystemic, Inflammatory granulomatous disorder of unknown etiology
Lung is most commonly affected
Lymph Nodes
African Americans, Nortern Europeans, Females
Exaggerated T-Cell REsponse leads to Granuloma Formation
Sx of Sarcoidosis
Dry nonproducitve cough, dyspnea, chest pain
Painless hilar nodes, lymphadenopathy
Erythema Nodosum (bilateral tender red nodules on anterior legs)
Lupus Pernio (Violaceous raised discoloration of nose, ear, cheeck) Looks like frostbite
Uveitis (inflammation of iris and ciliary body)
Conjunctivitis
Arrhythmia
Arthrlagias
Fever, Malaise, weight loss
CN 7 Palsies
Dx of Sarcoidosis
Tissue Biopsy: Noncaseating granulomas
CXR: Bilateral hilar lymphadenopathy, Interstitial lung disease
PFT: Restrictive (normal or increased FEV/FVC, Lung volumes are decreased)
CT Scan: Ground glass, Fibrosis
Eosinophilia, Hypercalciuria, Increased ACE
Tx of Sarcoidosis
Observation
Oral Corticosteroids
Methotrexate, Hydroxychloroquine
NSAIDS
What is Asthma
Reversible hyperirritability of tracheobronchial tree
Leads to bronchoconstriction and inflammation
ATOPY: Asthma, Nasal Polyps, ASA/NSAID allergy, Eczema
Sx of Asthma
Dyspnea, Wheezing, Cough (especially at night)
Prolonged expiration with wheezing, Hyperresonance
Dx of Asthma
PFT is Gold Standard: Reversible (increased RV, TLC, RV/TLC)
Peak Flow Rate >15% from initial attempt (responds to tx)
Metacholine challenge test (Positive if >20% reduction in FEV1)
Bronchdilator Challenge test (Positive if >12% increase in FEV1 or >200cc)
What is Intermittent Asthma
Tx
<2x/week
Night: <2x/month
Albuterol use <2x/day
Tx: SABA (Albuterol)
What is Mild Persistent Asthma
> 2x/week
Night: 3-4x/month
Albuterol use >2days/week
Tx: SABA + low dose ICS (Beclomethasone, Flunisolide, Triamcinolone)
What is Moderate Persistent Asthma
Daily sx
Night: >1x/week but not nightly
Albuterol use daily
Tx: SABA + Medium ICS or LABA (Salmetrol, Fluticasone/Salmeterol)
What is Severe Persistent Asthma
Sx many times a day
Night: Nightly
Albuterol use many times a day
Tx: SABA + High ICS + LABA, possibly add Omalizumab (anti-IgE drug)
What is COPD
Progressive irreversible airflow obstruction
Due to loss of elastic recoid, increased airway resistance
Includes Chronic Bronchitis and Emphysema
What causes COPD
Smoking
Alpha-1-Antitrypsin Deficiency (Alpha-1-Antitrypsin normally protects elastin in lungs)
What is Emphysema
Smoking leads to chronic inflammation and decreases protective enzymes, leads to increasing damaging enzymes, alveolar wall dstruction and loss of elastic recoid
Sx of Emphysema
Accessory muscle use, tachypnea, prolonged expiration
Hyperinflation: Hyperresonance to percussion, decreased breath sounds, decreased fremitus, barrel chest, pursed lips
What is Chronic Bronchitis
Productive cough lasting more than 3 months for 2 consectuvei years
Inflammation leads to mucous hypersecrtion and airway narrowing which leads to increased airway resistanc eleadsing to airway obstruction and mucous plugging
Sx of Chronic Bronchitis
Productive cough
Crackles, Rhoonchi, Wheezing, Signs of peripheral edema, Cyanosis
Dx of COPD
PFT is Gold Standard: Fev1/FVC <70% is dx (obstructive)
Hyperinflation: Increased lung volumes, increased RV, TLC
CXR: Hyperinflation, flat diaphragam, decreased vascular markings
Tx of COPD
Oxygen is only therapy to decreased mortality
Bronchodilators
-Anticholinergics (Tiotropium, Ipratropium)
-Beta-2 Agonists (Albuterol, Terbutaline, Salmeterol)
-Theophylline
Corticosteroids
Smoking cessation
Vaccinations: Pneumococcal and Influanza
What is the most common pathogen with Community Acquired Pneumonia and what does it look like
Strep Pneumoniae
Gram positive cocci
What is the 2nd most common cause of Community Acquired Pneumonia and what does it look like
H. Influenza
Gram Negative Rods
What is the most common pathogen with Atypical (Walking) Pneumonia and what does it look like
Mycoplasma Pneumoniae
No Cell Wall - doesn’t respond to beta-lactams
What pneumonia pathogen is associated with outbreaks related to cooling towards, A/C vents, and contaminated water supplies and what does it look like
Legionella
Gram Negative Rods
What pneumonia pathogen is associated with Alcoholics and what does it look like
Klebsiella
Gram Negative Rods
Name some Community Acquired Pneumonia pathogens
S. Pneumonia Mcoplasma Chlamydia H.Influenza M.Catarrhalis Legionella Klebsiella S. Aureus
Name some Hospital Acquired Pneumonia pathogens
Gram Negative Rods like Pseudomonas, Klebsiella
What are pathogens associated with Typical Pneumona vs. Atypical Pneumonia
Typical: Strep Pneumo, H. Influenza, Klebsiella, S. Aureus
Atypical: Mycoplasma, Chlamydia, Legionella, Viruses
What do you see on CXR with Typical vs. Atypical Pneumonia
Typical: Lobular
Atypical: Diffuse, patchy infiltrates
What are sx with Typical vs. Atypical Pneumonia
Typical: Sudden onset of fever, productive cough with sputum, pleuritic chest pain, Rigors, Tachycardia, Tachypnea. Bronchial breath sounds, dull to percussion, increased fremitus, egophony
Atypical: Low grade fever, dry, non-productive cough, myalgias, malaise, sore throat
What does the sputum tell you about the organism involved in pneumonia Rusty Currant Jelly Green Fout Smelling
Rusty: Strep Pneumonia
Currant Jelly: Klebsiella
Green: H.Flu, Pseudomonas
Foul Smelling: Anaerobes
What is the treatment for Community Acquired Pneumonia in outpatient setting
Macrolide like Clarithromycin, Azithromycin
or
Doxycycline
What is the treatment for Community Acquired Pneumonia in inpatient setting
Beta-Lacta + Macrolide
Beta Lactams: Ceftriaxone, Defotaxime, Ampicilin Sulbactam (Unasyn)
Marolides: Clarithromycin, Azithromycin
OR
Broad spectrum Fluoroquinolones: Levafloxin, Gatifloxacin, Moxifloaxacin, Gemifloxacin
What is the treatment for Community Acquired Pneumonia in IUC setting
Beta-Lactam + Macrolide
OR
Beta-Lactam + Fluoroquinolones
Beta-Lactams: Ceftriaxone, Cefotaxime, Unasyn
Macrolides: Clarithromycin, Azithromycin
FQ: Levafloxacin, Moxifloxacin, Gemifloxacin
What are vaccines that can be given to people to prevent pneumonia
PCV13: Childhood vaccine at 2, 4, 6 months and last dose after 4 yrs
PPV23: Polyvalent Pneumococcal Vaccine in adults
-If >65 yrs revaccinate very 5 years
-If age 2-64 with chronic disease (DM, Alcoholic, liver disease, cardiac, pulmonary, immunocompromised)
What is the treatment for Atypical Pneumonia
Same as CAP Outpatient: Macrolide or Doxy
What is the treatment for a person with HIV and Pneumonia
Bactrim (TMP-SMX)
What is TB
Caused by Mycobacterium Tuberculosis that leads to granuloma formation
What is Primary TB
Initial infection, usually self-limited
Very Contagious
What is Chronic/Latent TB
A controlled TB infection
PPD will test positive in about 2-4 weeks after infection
Not Contagious
What is Secondary TB
Reactivation of latent TB with waning immune defnse
Very Contagious
Sx of TB
Chronic, Productive Cough, Chest Pain
Hemoptysis
Constitutional Sx: Night sweats, fevers/cills, fatigue, anorexia, weight loss
Rales or Rhonchi, Dull to percussion
What is considered a positive TB skin test in a person of the general population, a person with high risk exposure like healthcare worker, and a person with a known risk exposure or HIV+/Immunocompromised
Regular Population: >15
Healthcare Workers: >10
Known exposure/HIV: >5
Dx of TB
Acid-Fast Smear and Sputum culture for 3 days is definitive
CXR: Used for screening in patients with known positive PPD
Tx of TB
If active TB: RIPE with RIPE for 2 months, then RI for 4 more months
If latent TB: Isoniazi
R: Rifampin: SE is Orange secretions, Thrombocytopenia
I: Isoniozide: SE is Hepatitis, Peripheral Neuropathy
P: Pyrazinamide: SE is Hepatitis and Hyperuricemia, Photosensitivity
E: Ethambutol: SE is Optic Neuritis, red/green vision changes
What are the types of lung cancers
Non-Small Cell (most common)
Small-Cell: Metastasize early
What are the subtypes of Non-Small Cell Lung CA
Adenocarcinoma: Peripheral, Most common in everyone (smokers and non-smokers)
Squamous: Central, Hypercalcemia and Pancoast Syndrome
Large Cell: Peripheral, Aggressive
Sx of Lung CA
Constitutional Sx
Small Cell: SVC Syndrome, SIADH/Hyponatremia, Cushings Syndrome
Squamous: Hypercalcemia, Pancoast Syndrome (Shoulder pain, Horner’s Syndrome, Atrophy of hand/arm muscles)
Dx of Lung CA
Screening with Helical CT in smokers
CXR and CT show abnormalities
Sputum samples provide definitive
Bronchoscopy with biopsy
Tx of Lung CA
Non-Small Cell: Surgery
Small Cell: Surgery + Chemo
What is a Pulmonary Noudle
If greater than 3cm it’s a mass
Nodule is usually a granuloma from TB, fungal or foreign body
Sx of Pulmonary Nodule
Usually non, usually incidental finding
Dx of Pulmonary Nodule
CT finds nodule
Biopsy is defintiive but only done if nodule changes size
Lesion not enlarged in more than 2 years is usually benign, usually infectious granulomas
Malignant lesions are usually greater than 2 cm in size and cause sx
Tx of Pulmonary Nodules
Observation with CT every 3 months for an entire year, if stable, repeat every 6 months for next 2 years
If malignant/rapid changes, resection, if slow changes then biopsy
What is a Carcinoid Tumor
Usually neuroendocrine tumor
Sx of Carcinoid Tumors
Asymptomatic but hemoptysis, cough focal wheezing
Carcinoid Syndrome: Flushing, diarrhea, wheezing, hypotension
Dx of Carcinoid Tumor
Bronchoscopy
CT
Tx of Carcinoid Tumors
Surgery
Octreotide for sx
What is the transmission of Hepatitis B
Blood, Sex, Drugs
What do the following tests tell you about Hepatitis B and its course/infectivity HBsAg HBsAb HBcAb (IgM, IgG) HBeAg HBeAb
HBsAg: Surface Antigen: First evidence of infection before sx occur
HBsAb: Resolved infection or vaccination hx
HBcAb (You only see this if they’ve had the infection, not been immunized)
-IgM: Acute Infection
-IgG: Chronic Infection
HBeAg: Increased viral replication and increased infectivity
HBeAb: Waning viral replication and infectivity
What do you see during the window period of a Hepatitis B infection
Positive HBcAb: IgM
Everything else is negative
What do you see during an Acute Hepatitis B infection
HBsAg: Positive
HbsAb: Negative
HBcAb: IgM
May or may not see HB envelope
What do you see in an immunized person against Hepatitis B
HBsAg: Negative
HBsAb: Positive
HBcAb: Negative
All HBenvelopes negative
What do you see in someone who is recovering from a Hepatitis B infection
HBsAg: Negative
HBsAb: Positive
HBcAb: IgG
Tx of Hepatitis B
Acute: Supportive
Chronic: Alpha-Interferon 2b, Lamivudine, Adefovir
What is a contraindication to Hepatitis B vaccine
Allergies to Bakers Yeast
What is an Anal Fissure
A painful linear tear/crack in the distal anal canal
It usually only involves epithelium
Where is the most common site for an Anal Fissure
Posterior midline
What causes Anal Fissures
Low Fiber diet
Passage of large hard stools
Anal Trauma
Sx of Anal Fissures
Severe painful bowel movements Patients may not want to have BM Constipation Bright red blood per rectum Rectal Pain Skin tags
Tx of Anal Fissures
Sitz bath, analgesics, stool softeners, high fiber diet, laxatives
What is Achalasia
Loss of Auerbach’s Pleuxus which leads to increased LES pressure
Failure of LES to relax which leads to obstruction and lack of peristalsis
Sx of Achalasia
Dysphagia to both liquids and solids
Malnutrition, weight loss, dehydration, regurgitation, cough
Dx of Achalasia
Esophageal Manometry is gold standard, shows increased LES pressure and decreased peristalsis
Contrast Esophagram shows bird’s beak (LES narrowing)
Tx of Achalasia
Decrease LES pressure via botulinum toxin injection, nitrates, CCB, dilation of LES, Esophagomyomectomy
What is the most common form of Esophageal Cancer
Squamous Cell
Usually associated with Smoking and Alcohol use
What area of the esophagus is Squamous Cell Esophageal CA found
Proximal 1/3
What is another form of Esophageal CA (not Squamous), where is it found, and what is it a complication of
Adenocarcinoma
Distal 2/3
Complication of GERD, Barrett’s
Sx of Esophageal CA
Dysphagia with solids, Odynophagia
Weight loss, chest pain, anorexia, cough
Hypercalcemia
Dx of Esophageal CA
Upper Endoscopy with biopsy
Double contrast barium esophogram
Tx of Esophageal CA
Resection
Chemo
Where do you get Giardia from
Contaminated water from remote streams/wells
Sx of Giardia
Frothy, Greasy, Foul Diarrhea
No Blood or Pus
Cramping
Dx of Giardia
Trophozites/Cysts in stool
Tx of Giardia
Metronidazole
What is Peptic Ulcer Disease
Usually due to decreased mucosal protective factors and increased damagin factors
What are the 2 types of PUD and how can you tell them apart
Gastric Ulcers: Pain right after you eat
Duodenal Ulcers: Pain a few hours after eating, More common
What are causes of PUD
H.Pylori
NSAID use
Zollinger Ellison Syndrome (gastrinoma)
Sx of PUD
Dyspepsia, Epigastric pain, burning, gnawing
Gastric Ulcer: Pain 1-2 hours after meals and weight loss
Duodenal Ulcer: Pain Pain 2-5 hours after a meal, nocutral sx, relief with food