Both Somogyi effect and Dawn phenomenon are the cause of MORNING FASTING HYPERGLYCEMIA. Mnemonic: Somogyi = So Much InsulinDawn = Down Insulin a. Somogyi effect: Excess exogenous insulin → Middle night hypoglycemia → Release of counter-regulatory hormones → Rebound morning hyperglycemia b. Dawn effect: Normal release of morning hormones (growth…
Category: PGMEE, MRCS, USMLE, MBBS, MD/MS
Medical knowledge in bullet points with understandable language, simplified images and graspable mnemonics.
PGMEE, MRCS, USMLE, MBBS, MD/MS 
ORS and ReSoMal – Mnemonic
Oral Rehydration Solution (ORS) Grams per litre: SoDIum C-hloride: 2.6 gm SoDIum Ci-Trate: 2.9 gm Potassium chloride: 1.5 gm Glucose anhydrous: 13.5 gm Mnemonic: DI = 2 and C = 6Ci-Trate = Rotate 6, i.e. 9For Potassium chloride: Deduct 1 from the whole number and decimal both, i.e. (2-1).(6-1) =…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Lines and Angles in Orthopedics
Slipped Capital Femoral Epiphysis (SCFE) Southwick’s angle: Epiphyseal-shaft angle on lateral radiograph <30 degrees: mild 30-60 degrees: moderate >60 degrees: severe Klein’s line: Line drawn along superior border of femoral neck (AP x-ray) In SCFE: will intersect less of the femoral head or not at all Developmental Dysplasia of Hip…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Non-invasive Prenatal Screening
Quick review/Mnemonic: PAPP-A is decreased in all trisomies.Nuchal translucency is increased in all trisomies. Inhibin A is only increased in Down’s syndrome.Beta-HCG is increased in Down’s syndrome. All triple test results decreased in Edward syndrome. Only AFP is increased in NTDs and abdominal wall defects. Acetylcholinesterase level increased in Amniotic…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
List of Osteochondritis of Different Bones
Osteochondritis of the capitulum of humerus (elbow): panner’s disease Osteochondritis of the lunate bone: keinbock’s disease Osteochondritis of the femoral head: perthe’s disease Osteochondritis of lateral part of medial femoral condyle: osteochondritis dissecans Osteochondritis of the tibial tubercle: osgood schlatter’s disease Osteochondritis of lower part of patella: sinding larsen johansson…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Hip and Shoulder Deformities
HIP Flexion, Abduction, External rotation (FABER) + apparent lengthening: Synovitis Flexion, Abduction, External rotation (FABER) + true lengthening: Anterior dislocation of hip (Obturator) Extension+ Abduction + External rotation (EABER): Anterior dislocation of hip (Superior or Pubic) Flexion, Adduction, Internal rotation (FADIR) + true shortening: Arthritis, Posterior dislocation of hip Flexion,…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Revised Jone’s Criteria – Mnemonic
Remember SPACE LEAF for Revised Jone’s Criteria (2015). Major criteria Mnemonic: SPACE Subcutaneous nodules Pancarditis Arthritis (Polyarthritis; for moderate to high-risk population – monoarthritis also qualifies) Chorea Erythema marginatum Minor criteria Mnemonic: LEAF Long PR interval ESR ≥ 60mm/hr (or ≥ 30mm/hr in moderate to high-risk population) and CRP ≥…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Bartter, Gitelmann and Liddle syndrome
The order of the nephron defects in Bartter, Gitelmann and Liddle syndrome follows alphabetical order. Bartter: Thick ascending LOHGitelmann: Distal tubuleLiddle: Collecting duct a. Bartter syndrome: Thick ascending Loop of Henle (LOH) Defect in Na-2K-Cl transporter (like loop diuretics) NaCl wasting, Hypercalciuria and mild hypomagnesemia Mnemonic: Loop diuretics lose calcium…