Pulmonology Flashcards
Pneumovax indications
PCV13: 6wks-15mo
PPV23: 2-5 y/o, >65 y/o, chronic illness with increased CAP risk (sickle cell, splenectomy, liver dz, transplant, lung, heart)
COPD CAP organism
H. pneumo/flu
Children
RSV
Children >1y/o PNA cause
Parainfluenza virus
COPD CAP organism
H. pneumo
HAP (Nosocomial pneumonia) Tx
Vanco + Ceftazidime/Cefepime/Imipenem/(Zosyn) Piperacillin-Tazobactam/Cipro
Young, otherwise healthy, low-grade fever, mild pulm sx, nonproductive cough, myalgia, fatigue
Mycoplasma pneumo (MCC atypical pneumonia)
CAP Tx
- outpt: macrolide, doxy
- inpt: beta lactam/cephalosporin + macrolide, FQ
- ICU: beta lactam + macrolide/FQ
Nosocomial pneumonia (HAP) Tx
anti pseudomonal beta lactam + anti pseudomonal FQ/AG
Vanco + Ceftazidime/Cefepime/Imipenem/Piperacillin-Tazobactam/Cipro
Pharyngitis cause
GAS
Aspiration Pneumonia Tx
3rd gen cephalosporin + metronidazole/clindamycin
Tx Mycoplasma pneumo and Legionella CAP
erythromycin
Tx Chlamydia CAP
tetracycline
Influenza Tx
zanamivir or oseltamivir (Neuraminidase inhibitors)
PCP pneumonia Tx
Bactrim
CD4
Bactrim
Ghon and Ranke complexes mean?
healed/calcified primary infxn
Definitive Dx TB
M. tb in cultures, DNA, RNA amplification.
Acid fast bacilli does NOT confirm
Active TB Tx
INH/RIF/PZA/EMB x 2mo, INH/RIF x 4mo
Isoniazid ADRs
hepatitis, periph neuropathy
Add what to INH Tx?
B6 (pyridoxine)
Acute bronchitis MCC
virus (rhinovirus, coronavirus, RSV)
Tx acute exact chronic bronchitis- suspect bacterial cause
2nd gen cephalosporin
3rd gen ceph
cefdinir (Omnicef), ceftriaxone, cefotaxime, cefixime
2nd gen ceph
cefoxitin
1st gen ceph
cephalexin (Keflex), cefazolin (Ancef)
When to suspect bacterial bronchitis
elderly, cardiopulm dz, cough >7-10 days, immunocompromised
MCC Bronchiolitis
RSV (paramyxovirus)
seen after viral infxn
Epiglottitis Tx
2nd/3rd gen ceph
Tx Small cell lung CA
chemo.
REMEMBER: Small cell, Center, Chemo
Tx non-small cell lung CA (AdenoCA, SCC, large cell CA)
surgery
High suspicion for lung CA (lung nodule/mass)
> 45y/o, >2cm, indistinct margins, rapid growth, NO calcification
Monitoring lung nodule
CT Q3mo x 1yr -> Q2mo x 2yrs
Paraneoplastic syndromes
Cushings, SIADH, hypercalcemia, gynecomastia, periph neuropathy, Lambert-Eaton (myesthenia), anemia, DIC, eosinophilia, thrombocytosis.
- Squamous cell: Hypercalcemia
- Lg cell: gynecomastia
- Small cell: Cushings, SIADH, Eaton-Lambert
Asthma: FEV1/FVC, methacholine challenge test
20%
ICS
Fluticasone, Flovent, Pulmicort, Budesonide
LABA
Formoterol, salmeterol.
-ICS + LABA = Advair, Symbicort
Cystic fibrosis inheritance pattern
autosomal recessive
Light’s criteria for exudates
- fluid:serum protein >0.5
- fluid:serum LDH >0.6
- fluid LDH >2/3 UNL of serum LDH
Homan’s sign
PE, DVT
pain with dorsiflexion
PE Tx
stable: heparin in acute phase, LMWH (Lovenox) or warfarin continued x 6mo
unstable: thrombolytics
- anticoag CI: IVC filter, embolectomy
honeycomb lung
idiopathic pulmonary fibrosis / interstitial fibrosis, bronchiectasis
insulation, demolition, construction
asbestosis
mining, stone work
silicosis
high technology (aerospace, nuclear, manufacturing)
berryliosis
erythema nodosum associated with what?
sarcoidosis.
(also: enlarged parotids/lymph nodes/liver/spleen, uveitis)
erythema nodosum= red, tender shins
Sarcoidosis labs/CXR
leukopenia, eosinophilia, incr ESR, hypercalcemia/uria, incr ACE, b/l hilar adenopathy, cutaneous anergy (decr rxn)
Sarcoidosis Tx
NONE
PO corticosteroids: worsening
3 MCC of ARDS
sepsis**, trauma, aspiration gastric contents
frothy pink/red sputum
ARDS
MCC respiratory dz in preterm infant
Hyaline membrane dz
Ground glass appearance
PCP, Hyaline membrane dz
pulmonary cap wedge pressure
ARDS
pulmonary cap wedge pressure >15
cardiogenic
what to use to distinguish true transudate vs pseduoexudate?
cholesterol
Hampton’s hump
PE
Squamous cell lung CA extrapulm sx
hypercalcemia