Most Common

MOST COMMON CAUSES AND CONDTIONS

Most common causes and conditions, is a commonly asked question in exams.Given below is a compilation of some frequently asked most common causes and their answers.

Most common Cause of intracranial metastasis-Ca lung

Most common Cause of hepatic metastasis – Bronchogenic carcinoma

Most common Cause of hepatic mets from GIT – Colonic ca

Most common Cause of Intrauterine Growth retardation-C/c pyelonephritis?

Most common Cause of HTN in children-A/c Glomerulonephritis

Most common complication of CSOM-Temporal lobe abscess

Most common ovarian tumour in pregnancy-Teratoma/Dermoid cyst

Most common joint involved in Osteo Arthritis-Knee joint

Most common of interstitial/atypical pneumonia- Mycoplasma

Most common Glycogen storage disease-Gaucher’s disease

Most common porphyria-Porphyria cutanea tarda.

Most common cause of childhood nephrotic syndrom-Minimal change disease

Most common cause of adult nephrotic syndrome- Membranous glomerulonephritis.

Most common cancer-Lung cancer

Most common cancer in females-Breast cancer

Most commoncause of maternal deaths-Obstetric hemorrhage(PPH)

Most common cause of Blindness in India-Cataract

Most common site of Gastrinoma- Duodenum.

Most common Paraneoplastic Syndrome-Hypercalcemia

Most common paraneoplastic endocrinopathy-Cushings syndrome

Most common presentation of meckel’s diverticulum-Bleeding

Most common s/e of radiation on heart —— Pericardial effusion

Most common cause of cushing’s disease- pituitary microadenoma

Most common Cause of primary hyperaldosteronism- b/l cortical hyperplasia

Most common aldosterone producing adrenal tumour- u/l adrenal adenoma

Most common cause of post trauma vegetative state- diffuse axonal injury

Most common asso anomaly with coarctation of aorta- bicuspid aortic valve

Most common cause of vasculitis in child- henoch-schonlein purpura

Most common feature of aortitis on x-ray- calcified ascending aorta

Most common intra-abdominal malignancy in children – Neuroblastoma

2nd Most common intra-abdominal malignancy in children – Wilm’s tumor

Most common hepatic malignancy in children – Hepatoblastoma

Most common soft tissue sarcoma – Rhabdomyosarcoma

Most common site for rhabdomyosarcoma – Head and neck

Most common Pediatric tumor – ALL

2nd Most common Pediatric tumor – Brain tumor

Most common brain tumor in children – Astrocytoma

Most common brain tumor in infancy – Supratentorial

Most common brain tumor between 1-10 yrs of age – Infratentorial

Most common brain tumor after 10 yrs of age – Supratentorial

Most common embryonal brain tumor – Medulloblastoma

Most common renal mass in neonates – Multicystic renal dysplasia

Most common malignant tumor of kidney – Wilm’s tumor

Most common tumours in parts of mediastinum-

Anterior- thymomas

Mid- cyst

Posterior- neurogenic tumours

Most common tumour of mediastinum- neurogenic tumours

Most malignant masses of mediastinum- lymphomas

Most common site of colonic volvulus- sigmoid

Most common cause of renal artery stenosis

  1. old age- atherosclerosis
  2. young(india)- Takayasu arteritis
  3. young( western world)- fibro muscular dysplasia

Most common of eye in AIDS
1. Lesion- microvasculopathy of conjunctiva and retina
2. Infection- chorioretinitis
3. Neoplasm- kaposi sarcoma
4. Cause of chorioretinitis- CMV
5. Finding in HIV retinopathy- cotton wool spots
6. Rx of CMV retinitis- ganciclovir,foscarnet

MOST COMMON site in GIT

Small bowel carcinoid-ILEUM

Ulcerative colitis,hirsprung disease-RECTUM

Polyps in peutz jegher syndrome,pneumatosis cystoid intestinale–JEJUNUM

Amoebic colitis,volvulus-SIGMOID COLON

Bleeding from angiodysplasia-RIGHT COLON

Brenner’s gland-1ST PART OF DUODENUM

Most common cause of maternal death- Obstetric haemorrhage

Most common of Isoniazid resistance- kat G gene mutation

MC primary lymphoma of spleen- NHL

-cause of seizure in newborn-HIE

MC type of seizure in newborn-subtle

MC extranodal site of lymphoma

MC tumours in newborn-sacrococcygeal teratoma

-most common testicular tumour–prepuberty–yolk sac tumour
overall–seminoma
in age above 50– lymphoma

MCC of hereditary thrombophilia-factor V leiden mutation
MC hereditary cause of venous thrombosis-factor V leiden mutation
MC hereditary blood coagulation disorder-factor V leiden mutation

mc pancreatic tumour in men1- gastrinoma…
mc complication of IUCD- Bleeding…

mc sites of primary for bone metastasis- male-prostate>lung

female-breast>lung
children- neuroblastoma
mc osteolytic mets- male-lung ca
female-breast ca
mc osteoblastic mets- male-prostate
female-breast ca

mc glomerulopathy worldwide-IgA nephropathy

mc cardiac tumours are secondaries
mc primary neplasm of the heart -myxoma

mc in infants and children-rhabdomyomas

MC site of sub ependymal astrocytoma-foramen of munroe

MC corneal dystrophy-keratoconus

MC anterior corneal dystrophy-Anterior basement membrane dystrophy (ABMD)

MC of stromal dystrophies-Lattice dystrophy is usually an autosomal dominant condition

MC endothelial corneal dystrophy-Fuchs

Macular dystrophy of the cornea is the least common, but most severe

MC phakomatosis-neurofibromatosis(NF1)

MC involved in vestibular schwannoma- SUP. VES. > INF. VEST. > COCHLEAR DIV.

MC site of TB lung-Apices

mc injury encounter in spine injuries-flexion of spine

MCC of viral meningitis-enterovirus

MCC of sporadic viral encephalitis-HSV1

MCC of epidemic viral encephalitis-Arbovirus

MC site for thrombin formation in DIC-Brain

  1. ajeetchamania

    Very useful for prepg examination becuause there is always questions about most common cause,most common site,and most common symptoms.But this should be associated with reasons.
    Dr.Ajeet Chamania

Leave a Reply to sandhya Cancel reply

%d bloggers like this: