Extra Path from Meeran Questions Flashcards
what are Cabot rings?
looped structures in RBC
seen in megaloblastic anaemia
gene mutation in TTP
ADAM-ST13
what is the mutation in Glanzmann thrombasthenia?
mutation of GLP-2a/3b
what is the problem in Bernard Soilier syndrome?
mutation in GLP-1b
what is Hairy cell leukaemia? what marker?
subtype of CLL
tartare resistant acid phosphotase
mantle cell leukaemia translocation
11;14
DLCBL translocation
14;18
CMML translocation
5;12
what is 5q syndrome?
deletion of long arm on Chr 5
hypo-lobulated megakaryocytes, increase platelet count
what should a splenectomy patient get as prophylaxis?
Pen V
pneuomoccoal/ Hib/ meningiococcal
what are the features of sickle cell trait on blood film?
no abnormal features
what is the percentage of HbA2 in B-thalamassaemia minor?
> 3.5-4.1 %
cold AIHA causes
cold LID
Lymphoproliferative: CLL, lymphoma
Infections: myoplasma, BBV
treatment of cold AIHA
chlorambucil
what Abs are seen in Paroxysmal Cold Haemogloburia?
Donath-Landsteriner Abs
3 features of PNH
PNH pneumonic
Pancytopaenia
New thrombus
Haemolytic anaemia
what is the transferrin level in IDA and why?
transferrin is high
compensates for low Fe
best Abs to measure in pernicious anaemia
anti-parietal cells
what condition is chondrocalcinosis seen in?
haemochromatosis
what is the ALP in MM
normal
what is an important prognostic factor in MM?
beta-2 microglobulin
features of nodular HL
non-classical
lymphocytic and histologic cells = popcorn cells
features of nodular sclerosing HL?
nodular pattern with fibrous bands
what is 5q syndrome?
subtype of myelodysplastic syndrome
what is Trastuzumab?
a.k.a. herpcidin
Her +ve breast cancer
what special cells can be seen in myocarditis in Rheumatic fever?
Aschkoff bodies
Anitschow cells
features of cells in small CC lung cancer?
Oat cells
what does the e4 allele of apolipoprotein E increase the risk of?
Alzheimer’s
features of pemphigoid
IgG binds to hemidesmosomes
Nikolsky sign -ve
pemphigus antibodies
IgG to desmosomes = acantholysis
what are the signs in Psoriasis?
Auspitz sign
Munro Abscesses
Test tubes in a rack
what histopathology in scleroderma?
onion skin thickening
what is the HNPCC mutation?
mismatch repair gene
histo features of a teratoma
contains all 3 embryonic germ cell layers
torsion common
when do you get basophillic stippling?
beta-thalassaemia
lead poisoning
when do you see acanthocytes?
hyposplenism
histo feature of squamous cell carcinoma in lung?
intracellular prickles
what is a comminuted fracture?
bones splintered
intact soft tissue
what is a transverse fracture?
right angle to bone long axis
may be partial or complete
compound fracture
penetrates skin
what causes an eosinophiluria?
tubulointerstitial nephritis
features of giardia lambia
pear shaped trophozite
foul smelling, non bloody sterrohoea
stool contains cysts
features of C. jejuni
oxidase positive, non-motile bacteria
features of shigella
non-motile
non-hydrogen sulphide producers
what test for leptospirosis?
agglutination test
serovars D-K
genital chlamydia
serovars L1, L2, L3
lymphogranuloma venereum
pupil in syphillis
Argyll-Robertson
symptoms of Haemophillius Ducreyi and agar
chancroid
painful genital ulcer than leads to painful swollen lymph nodes
chocolate agar
what causes donovanosis?
Klebsiella granulomatis
= donovan bodies