Buzzwords Flashcards
alpha-synuclein cytoplasmic inclusions
Lewy Body Dementia
Facioscapulohumeral muscular dystrophy (FSHMD) inheritance
Autosomal Dominant
Lesion in: medial thalamus and mammillary bodies of the hypothalamus
Wernicke and Korsakoff syndrome
Lesion in: Subthalamic nucleus of the basal ganglia
Hemiballism
Lesion in: Striatum (caudate nucleus) of the basal ganglia
Huntington’s chorea
Lesion in: Substantia nigra of the basal ganglia
Parkinson’s disease
Where lesion for- Kluver-Bucy syndrome
Lesion in: Amygdala
Hypersexuality, hyperorality, hyperphagia, visual agnosia
Kluver-Bucy syndrome (amygdala lesion)
Fluent speech, poor comprehension, normal repetition
Wernicke’s (receptive) aphasia
Non-fluent speech, normal comprehension, normal repetition
Broca’s (expressive) aphasia
Fluent speech, normal comprehension, poor repetition
Conductive (associative) aphasia
Wernicke’s (receptive) aphasia lesion site
Superior temporal gyrus
Broca’s (expressive) aphasia lesion site
Inferior frontal gyrus
Conduction (associative) dysphasia
Arcuate fasiculus
Ataxic telangiectasia inheritance
Autosomal recessive
Friedrich’s ataxia inheritance
Autosomal recessive
Anti MuSK associated with
Myaesthenia Gravis
Anti-GM1 associated with
acute inflammatory demyelinating polyneuropathy (AIDP) variant of Guillain-Barre syndrome
Auer rods
AML
Haem malignancy with Sudan black
AML (stains myeloblasts)
Haem malignancy with PAS
ALL (periodic acid schiff)
Haem malignancy with non-specific esterase
AML
Paraneoplastic Ab: LEMS
Anti-VGCC
Paraneoplastic Ab: sensory neuropathy, cerebellar syndrome, encephalomyelitis
Anti-Hu
Which mailgnancies: Anti-Hu
SCLC, Neuroblastoma
Which malignancies: Anti-Yo
Ovarian and Breast
Paraneoplastic Ab: cerebellar syndrome
Anti-Yo
Paraneoplastic Ab: Stiff person’s syndrom or diffuse hypertonia
Anti-GAD
Which malignancies: Anti-GAD (3)
Breast, Colorectal, SCLC
Paraneoplastic Ab: ocular opsoclonus-myoclonus
Anti-Ri (OPqRS)
Which malignancies: Anti-Ri
SCLC + Breast
Anti-GQ1b
Miller Fischer syndrome (90%)
Anti-GM1
25% of Guillain Barre syndrome
Smear cells
CLL (CeLLs)
Translocation 9;22
Walking down the street in Philladelphia at 9.22 (CML)
Philladelphia chromosome
CML (Philladelphia CrM cheese)
Auer rods
AML (in myeloid cells)
Translocation 15;17
Acute promyelocytic leukaemia (AML; M3, 3:17pm)
Translocation 8;21
AML (good prognosis- get there early (8:21); M2)
Translocation 8;14
Burkitt’s lymphoma (8, B; 1,l- 8urkitt’s 1ymphoma) (c-MYC)
Ch 5q-
Myelodysplastic syndrome (loss of part of long arm of Ch 5
Translocation 14;18
Follicular NHL (Non-Hodgkin’s lymphoma; Fourteen Follicular (BCL-2))
Owl’s eye nucleoli (haem)
Reed-Sternberg cells- Hodgkin’s lymphoma
Reed-Sternberg cells
Hodgkin’s lymphoma
Chemo: ABVD
Hodgkin’s lymphoma (Adriamycin, Bleomycin, Vinblastine, Dacabazine)
Chemo: R-CHOP
High-grade NHL (Rituximab, Cyclophosphamide, Adriamycin (hydroxdau..), Vincristine (oncovin), Prednisolone
Chemo: FCR
CLL (Fludarabine, Cyclophosphamide, Rituximab)
BCR-ABL translocation
t9;22 Philladelphia Ch- CML
Chemo: Imatinib
CML- TyrKi inhibitor targets BCR-ABL fusion protein (tyrosine kinase)
Test prolonged in haemophilias
APTT
Haemophilia A/B inheritance
X-linked (some sporadic)
Factor IX deficiency
Haemophilia B (B9 Bomber; Christmas disease)
Factor VIII deficiency
Haemophilia A (Ate - Eight)
JAK-2 mutation
Polycythaemia Rubra Vera
ADAMST13 deficiency
Thrombotic Thrombocytopenic Purpura (TTP)- Protease that cleaves part of vWF (to make it less sticky)
Karyotype 47, XXY
Klinefelter’s syndrome
Starry sky appearance
Burkitt’s lymphoma
Virus associated with Burkitt’s lymphoma (endemic)
EBV (B cells, EBV, Burkitt’s)- mandibular/maxilla
Virus asscoiated with sporadic (immunodeficient) Burkitt’s lymphoma
HIV- usually abdominal (ileo-caecal)
EBV also associated
Blood film: Target cells, Howell Jolley bodies, Pappenheimer bodies, siderotic granules, acanthocytes
Post-splenectomy
Blood film: Target cells, pencil poikilocytes
Fe deficiency anaemia
Blood film: Tear drop poikilocytes
Myelofibrosis
Blood film: Schistocytes
Intravascular haemolysis
Blood film: Hypersegmented neutrophils
Megaloblastic anaemia
CA 125
Ovarian and Endometrial Ca
CA 19-9
Pancreatic Ca
CA 15-3
Breast Ca
PSA tumour marker
Prostate Ca
CEA tumour marker
Colorectal Ca
Bombesin tumour marker
SCLC, also gastric Ca and neuroblastoma
AFP tumour marker
HCC
S-100 tumour marker
Melanoma, schwannoma
Carcinogens: alfatoxin
HCC (make by Aspergillus- feed production)
Carcinogens: aniline dye
TCC (dye industry)
Carcinogens: benzene
Leukaemia
Carcinogens: vinyl chloride
Hepatic angioblastoma (refrigerator manufacture before 1974)
Carcinogens: nitrosamines
Oesophageal and Gastric Ca (rubber industry)
Carcinogens: Asbestos
Mesothelioma and Bronchial Ca
Gene mutations: WASP
Wiskott-Aldrich syndrome- recurrent bacterial infections, eczema, thrombocytopenia, low IgM
Gene mutations: HFE1
Haemochromatosis
Gene mutations: RET
MEN 2a/b and Hirschprung’s disease
Gene mutations: CFTR
Cystic Fibrosis
Translocation 11;14
Mantle cell lymphoma (11 looks like an M)
Blood film: Heinz bodies
G6PD deficiency
Inheritance of G6PD deficiency
X-linked
Inheritance of hereditary spherocytosis
Autosomal Dominant
Diagnostic test: Flow cytometry to detect low levels of CD59 + CD55
Paroxysmal Nocturnal Haemaglobinuria (PNH)- has replaced HAM’s test
Diagnostic test: Osmotic fragility testing
Hereditary spherocytosis
Karyotype 45, XO
Turner’s syndrome (could also be deletion of short arm of X Ch)
Deletion on Paternal Ch 15 (15q11-13)
Prader-Willi (Ps- Prader, Paternal)- aletrnatively Maternal uniparental disomy of Ch15 (still missing parental 15)
Deletion on Maternal Ch15
AngelMAn syndrome- (MAternal)
Achondroplasia inheritance
Sporadic in 70%- once devleoped- AD inheritance Autosomal Dominant (heterozygous are affected, homozygous die in first few months)
Oncogene: ABL
CML
Oncogene: c-MYC
Burkitt’s lymphoma
Oncogene: n-MYC
Neuroblastoma
Oncogene: BCL-2
Follicular lymphoma
Oncogene: RET
MEN Type II (+III) and Hirschprung’s
Oncogene: RAS
Many Cas including PancRAS
Oncogene: erb-B2
Breast/Ovarian
Oncogene: HER2/neu
Breast/Ovarian
HLA-A3
HAemAchromAtosis (3As)
HLA-B5
Bechet’s disease (B)
HLA-B27
Seronegative sponylarthropathies: Ank Spond, Reiter’s syndrome, Anterior uveitis, Psoriatic arthropathy, Enteropathic arthritis
HLADQ2/DQ8
Qoeliac Disease
HLA-DR2
Goodpasture’s, Narcolepsy (DR 2 Good for Narcotics)
HLA-DR3
Dermatitis herpetiformis, Sjogren’s syndrome, Primary biliary Cirrhosis (also T1DM but more DR4)
HLA-DR4
Rheumatoid arthritis; T1DM (4 letters)
Marfan’s inheritance
Autosomal Dominant
Mutation in FBN1 on Ch 15
Marfan’s disease (Fibrillin-1)
Anti-Sm (smith)
SLE
Anti-Ro
(Anti SSA)- Sjogrens
Anti-La
(Anti-SSB)- Sjogrens
Anti-nRNP(U1-RNP)
MCTD
Anti-topoisomerase I
(Anti-Scl 70)- Diffuse scleroderma
Anti-Jo1
Polymyositis / Dermatomyositis
Anti-Mi-2
Dermatomyositis
Anti-dsDNA
SLE
Anti-histone
Drug-induced lupus
AMA (Anti-mitochondrial)
Primary Biliary Cirrhosis
Anti-centromere
CREST (CEnTRomere) (Limited scleroderma)
Rituximab target
anti-CD20 (B lymphocytes; RA and NHL)
Alemtuzumab target
anti-CD52 (T lymphocytes; Campath; CLL)
Infliximab target
anti-TNF (RA and Crohn’s)
Cetuximab target
Anti-EGFR (metastatic colorectal + head/neck Ca)
Trastuzumab target
Anti-HER2/neu (metastatic breast Ca)
Abciximab target
GpIIb/IIIa receptor antagonist
OKT3 target (mAb)
Anti-CD3 (Tcells; prevent organ transplant rejection)
Ethylene glycol (anti-freeze) Mx
Fomepizole (was ethanol)
B-blocker OD Mx
Atropine (if bradycardic); IV glucagon can reverse
Salicylate (aspirin) OD Mx
Haemodialysis (also IV bicarb for urinary alkalinisation)
Benzodiazepine OD Mx
Flumezanil
Digoxin antidote
Digibind (Antibody)
Methanol poisoning Mx
Fomepizole or ethanol; Haemodialysis
Heparin antidote
protamine sulphate
Warfarin antidotes
Vitamin K, prothrombin complex
Opiate antidote
Naloxone
Paracetamol OD Mx
NAC, activated charcoal (<1hr), liver transplant
TCA OD Mx
IV sodium bicarb (prevent/treat seizures and arrythmias)
Mild Lithium toxicity Mx
IV fluids
Severe Li toxicity Mx
Haemodialysis; sometimes IV sodium bicarb
Organophosphates (insecticide) poisoning Mx
Atropine
Iron toxicity Mx
Desferrioxamine
Lead poisoning Mx
Dimercaprol; Calcium edetate
Carbon monoxide poisoning Mx
100% O2; Hyperbaric O2
Cyanide poisoning Mx
Hydroxocobalamin (B12); also a combo of (amyl nitrite, sodium nitrite, sodium thiosulphate)
GAA repeat
Friedrich’s Ataxia- Gone All Ataxic
CTG repeat
Myotonic dystrophy
CAG repeat
Huntington’s - Come with A Gun
CGG repeat
Fragile X- Fragile EGGs (CGG)
Mutation in CADASIL
NOTCH3 mutation (small vessel cerebral disease)
PMP-22 gene mutation
Charcot-Marie-Tooth (HSMN I)- Autosomal Dominant
Primary Biliary Cirrhosis assoc. with high titres of which Ig…
IgM
Alcoholic liver disease assoc. with high titres of which Ig…
IgA (IgAlcohol)
Autoimmune hepatitis assoc. with high titres of which Ig…
IgG (IgGirls- young women get it)
Ca associated with acanthosis nigricans
Gastric Ca
Ca associated with acquired itchthyosis
Lymphoma
Ca associated with hypertrichosis lanuginosis
GI and lung Ca
Ca associated with dermatomyositis
Ovarian and lung Ca
Ca associated with erythema gyratum repens
Lung and breast Ca
Ca associated with erythroderma
Lymphoma
Ca associated with migratory thrombophlebitis
Pancreatic Ca
Ca associated with necrolytic migratory erytema
Glucagonoma
Ca associated with Pyoderma gangrenosum
Myeloproliferative disorders
Ca associated with Tylosis (palmoplantar keratomderma)
Oesophageal Ca
G6PD inheritance
X-linked recessive
Hurler’s syndrome inheritance
X-linked recessive
Hyperlipidaemia type II inheritance
Autosomal Dominant
Hypokalaemic periodic paralysis inheritance
Autosomal dominant
Familial mediterranean fever inheritance
Autosomal recessive
NNT =
NNT = 1/ARR (ARR= EER-CER)
PPV =
PPV = TP/TP+FP
NPV =
NPV = TN/TN+FN
Specificity =
Specificity = TN / TN + FP
Sensitivity =
Sensitivity = TP / TP + FN