Miscellaneous

Question 1

Answer 1

UIP spatial heterogeneity

Question 2

Answer 2

UIP - temporal heterogeneity with interstitial fibroblastic foci (middle) and old fibrosis

Question 3

Answer 3

Honeycombing UIP

Question 4

Answer 4

NSIP homogeneous fibosis

Question 5

Answer 5

LIP - lymphoid interstitial PNA assoc with Sjogren and HIV

Question 6

What is this and what’s the arrow as well?

Answer 6

Organizing PNA with a fibroblastic foci

Question 7

Smoker

Answer 7

RBILD with hyalinizing fibrosis ie pink

Question 8

Answer 8

Resp bronchiolitis with pigmented macrophages

Question 9

Smoker ? BAL

Answer 9

Pigmented macrophages

Question 10

Completed R-CHOP 2 months prior

Answer 10

Constrictive bronchiolitis

Question 11

What is this?

Answer 11

Mosaic attenuation- obvious in HP

Question 12

Recent chemo

Answer 12

Thick fibrosis bronchial and almost complete destruction of lumen - obliterative/constrictive bronchiolitis

Question 13

Answer 13

Reversed halo sign - peribronchiolar consolidation and GGO. COP/BOOP

Question 14

Answer 14

Patchy organizing PNA with intraluminal fibrosis in bronchioles and airspace. BOOP/COP

Question 15

Answer 15

Subacute HP - diffuse centrilobular GGO nodules

Question 16

Answer 16

RB-ILD pigmented macrophages in resp bronchioles with peribronchiolar lymphocytes & histiocytes

Question 17

Following chlorine inhalation

Answer 17

Constrictive bronchiolitis- Mosaic attenuation. Constriction of pulm vessels. No change with expiration

Question 18

Pt with BOOP/COP, what is within the intraluminal space?

Answer 18

Masson bodies - endoluminal granulation tissue polyps

Question 19

What is this dysnchrony

Answer 19

Pt attempting to exhale - pt’s inspiratory neural drive is shorter than set Ti

Question 20

What is going on here?

Answer 20

Circuit leak - delivered vol intact but returned vol is less

Question 21

What’s going on here?

Answer 21

Airway obstruction eg kink or bronchospasm- loss of delivered vol +slow exp flow. On AC PC

Question 22

Pt in shock in ICU possible pancreatitis - what does this tracing suggest?

Answer 22

Abdominal compartment syndrome >12mmHg

Question 23

Vented copd pt uncomfortable… what’s up?

Answer 23

Mucus plugging
Kinked tube
Suction cath in ETT

Question 24

Dyspnea x 1 mo, no infection, PMH A fib on amiodarone- what are these?

Answer 24

Lipid laden macrophages characteristic on biopsy

Question 25

ANA peripheral rim or diffuse pattern - what disease?

Answer 25

SLE

Question 26

Anticentromere antibody - what disease?

Answer 26

CREST- Calcinosis, raynauds, esophageal dysmotility, sclerodactyly and teleangiectasia. Limited cut scleroderma

Question 27

ANA nucleolar pattern - what disease?

Answer 27

Polymyositis

Question 28

AntiRo (SSA) &AntiLa (SSB) - what disease?

Answer 28

Sjogrens

Question 29

Cytoplasmic antineutrocytoplasmic Ab; cANCA PR3 - what disease?

Answer 29

GPA and microscopic polyangitis

Question 30

Perinuclear ANCA and MPO - what disease?

Answer 30

EGPA and Microscopic polyangitis

Question 31

Anti PL12 what disease?

Answer 31

ILD without myositis

Question 32

Antisynthetas Ab - what disease?

Answer 32

Polymyositis and dermatomyositis

Question 33

Anti Ku what disease?

Answer 33

Myositis and scleroderma overlap

Question 34

Anti MDA 5 what disease?

Answer 34

Dermatomyositis without myositis but with progressive ILD

Question 35

Anti SRP what disease?

Answer 35

Severe necrotizing myopathy

Question 36

What is this? Ddx?

Answer 36

Crazy paving Ddx: PAP, Lipoid PNA, ARDS, Silica, PJP PNA, pulm edema, med pneumotox, exac. ILD

Question 37

Periodic acid Schiff stain postive... disease?

Answer 37

Pulm alv proteinosis

Question 38

Intraalv deposits of lipoproteinaceous material circumscribed by thickened alv wall with chronic inflam cells & type 2 pneumocyte hyperplasia

Answer 38

PAP

Question 39

Negative Predictive Value

Answer 39

Question 40

Specificity

Answer 40

Question 41

Absolute Risk Reduction

Answer 41

Question 42

NNT

Answer 42

100/ARR

Question 43

Relative risk reduction

Answer 43