Infections

Question 0

Parotitis
Orchitis
Pancreatitis
Encephalitis

Answer 0

Mumps

Question 1

Whitish ulcerated oral mucosal lesions near Stensens duct

Warthin Finkeldey cells

Answer 1

Koplik spots

Measles

Question 2

Epithelial keratitis
Stromal keratitis
Temporal lobe encephalitis
Cowdry type A

Answer 2

HSV

Question 3

Centrifugal rash with dewdrop on rose petal appearance

Answer 3

Varicella

Question 4

Prominent intranuclear basophilic inclusions surrounded by halo
Blueberry muffin baby
Heterophile negative Ab

Answer 4

Owl’s eye inclusions

CMV

Question 5

DOC for CMV

Answer 5

Ganciclovir

Question 6

Blueberry muffin baby

Answer 6

CMV
Congenital rubella
Disseminated neuroblastoma

Question 7

Atypical lymphocytes
Positive heterophile antibodies
Splenic rupture

Answer 7

EBV

Downey cells

Question 8

Exfolitain cleaves desmoglein in desmosomes

Separation at s granulosum

Answer 8

SSS Ritter disease
S aureus

Vs. TEN dermoepidermal jxn

Question 9

Diffuse edematous neutrophilic reaction in dermis, epidermis and subcu

Answer 9

Erysipelas

Question 10

Punctate abscesses of tonsillar crypts

Answer 10

Pharyngitis

Question 11

Post pharyngitic strawberry tongue, centrifugal rash, Pastia’s lines
Dick test for susceptibility

Answer 11

Scarlet fever

Question 12

Necrosis of epithelium with outpouring of a dense fibrinosuppurative exudate

Answer 12

Pseudomembranes

Question 13

Tumbling
Swarming
Shooting star
Falling leaf

Answer 13

Listeria
Proteus
Vibrio
Giardia

Question 14

Cephalosporins ineffective against

Answer 14

Listeria
MRSA
Enterococcus

Question 15

Mediastinal hemorrhage

Large boxcar shaped GP extracellular bacteria in chains

Answer 15

B anthracis

Question 16

GP intracellular bacilli in CSF

Answer 16

Listeria

Question 17

Slender beaded G+ in branching filaments

Fite Faraco stain

Answer 17

Nocardia asteroides

Question 18

Haze of bacilli entangled with cilia of bronchial epithelia

Answer 18

Borderdetella pertussis

Whooping cough

Question 19

Fleur de lis pattern

Perivascular blue haze of microorganisms

Answer 19

Necrotizing pneumonia

P aeruginosa

Question 20

Painful genital ulcer with superficial zone of neutrophilic debris and underlying zone of granulation tissue

Answer 20

Haemophilus ducreyi

Chancroid

Question 21

Beefy red ulcer with pseudobuboes
Pseudoepitheliomatous hyperplasia
Donovan bodies on Warthin starry stain

Answer 21

Klebsiella granulomatis

Question 22

MC site of intestinal TB

Answer 22

Ileum

Question 23

Granulomatous lesions
Hypopigmented plaques
Thickened superficial nerves
Paucibacillary

Answer 23

Tuberculoid leprosy

M leprae

Question 24

``` Large aggregates of lipid laden macrophages Red snappers Masses of AFB Ulnar and peroneal nerves Sterile ```

Answer 24

Lepra cells Globi Lepromatous leprosy M leprae

Question 25

Treponemes on surface of painless ulcer

Answer 25

Primary syphilis

Question 26

Pale and airless lungs | Small incisors shaped like a screwdriver or a peg often with notches in enamel

Answer 26

Pneumonia alba Hutchinson teeth Congenital syphilis T pallidum

Question 27

Macrophages with RBCs Tick bite Meningoencephalitis Acrodermatitis atrophicans

Answer 27

Borrelia recurrentis

Question 28

Erythema chronicum migrans Lyme arthritis with onion skin like lesions Lyme meningitis

Answer 28

Borrelia burgdorferi

Question 29

Amount of tissue necrosis is disproportionate to number of neutrophils and bacteria

Answer 29

Clostridial cellulitis | C perfringens

Question 30

Stellate abscesses

Answer 30

Chlamydia trachomatis

Question 31

Focal microglial proliferations with infiltrate of mixed T lymphocytes and macrophages

Answer 31

Typhus fever | Rickettsia

Question 32

Hemorrhagic rash | Thrombosis of the arterioles

Answer 32

Rocky mountain spotted fever

Question 33

Thick gelatinous capsule with soap bubble lesions

Answer 33

Cryptococcus neoformans

Question 34

Spherules in endospores

Answer 34

Coccidioides immitis

Question 35

Intracellular yeasts

Answer 35

Histoplasma capsulatum

Question 36

Broad based bud

Answer 36

Blastomyces dermatidis

Question 37

Mariner's wheel

Answer 37

Paracoccidioides brasiliensis

Question 38

Durck granulomas

Answer 38

Cerebral Malaria | Plasmodium falciparum

Question 39

Schuffner's dots

Answer 39

Vivax Ovale

Question 40

Maurer's dots

Answer 40

Falciparum

Question 41

Ziemann's dots

Answer 41

Malariae

Question 42

DOC for radical cure of benign tertian malaria

Answer 42

Primaquine

Question 43

Intraerythrocytic ring shaped trophozoites in tetrads

Answer 43

Maltese cross pattern | Babesia microti

Question 44

Plasma cells containing cytoplasmic globules filled with Ig Parasites concentrate in choroid plexus and glomeruli Parasites surrounded by mononuclear infiltrate

Answer 44

Mott cells Capillary loops Trypanosomal chancre African sleeping sickness Trypanosoma brucei

Question 45

Romana's sign Myocarditis Megaesophagus Megacolon

Answer 45

Chagas disease | Trypanosoma cruzi

Question 46

Rhabditiform larvae in duodenal crypts with eosinophil rich infiltrate Filariform larvae in colonic submucosa with neutrophil rich infiltrate

Answer 46

Stringyloides stercoralis

Question 47

Hydatid cysts which may rupture and lead to anaphylaxis

Answer 47

Echinococcus granulosus

Question 48

Ovoid white grapesized masses scattered in brain, muscles, skin and heart

Answer 48

Neurocysticercosis | Taenia solium

Question 49

Encysts in striated skeletal muscles with richest blood supply - diaphragm, EOMs, laryngeal, deltoid, gastrocnemius, intercostal muscles

Answer 49

Trichinella spiralis

Question 50

White pinhead-sized granulomas | Regurgitated heme derived pigments

Answer 50

Mild schistomiasis | S japonicum

Question 51

Pipe stem fibrosis in liver

Answer 51

Severe schistosomiasis | S japonicum

Question 52

Hemorrhagic cystitis

Answer 52

S haematobium | Sq cell ca of the bladder

Question 53

Dead microfilariae surrounded by stellate, hyaline, eosinophilic precipitates embedded in small epithelioid granulomas

Answer 53

Meyers Kouvenaar bodies Tropical Pulmonary Eosinophilia Filariasis

Question 54

Lizard skin Onchocercoma River blindness

Answer 54

Onchocerca volvulus

Question 55

DOC for River blindness | WOF

Answer 55

Ivermectin | Mazzoti reaction