DDx Of Abdominal Pain

Question 1

RUQ/ RHC pain (13)

Answer 1

Hepatic:
- Hepatitis
- Hepatic abscess
- Hepatomegaly

Biliary:
- Cholangitis
- Cholecystitis
- Cholelithiasis

Thoracic:
- Pneumonia
- Pleural effusion

Others:
- Sub phrenic abscess
- Pancreatitis
- PUD
- Appendicitis

Question 2

Epigastric pain (9)

Causes?

Answer 2

GIT:
- Oesophagitis
- GERD
- PUD
- Gastric outlet obstruction
- Gastroenteritis
- Stomach carcinoma

Thoracic:
- MI
- Pericarditis
- Aortic aneurysm

Others:
- Pancreatitis

Question 3

LHC/ LUQ pain (9)

Causes?

Answer 3

GIT:
- PUD
- Diverticulitis
- Mesenteric ischemia

Thoracic:
- Pneumonia
- Pleural effusion
- MI

Others:
- Sub phrenic abscess
- Splenomegaly
- Pancreatitis

Question 4

R. lumbar pain (17)

Answer 4

Biliary:
- Cholangitis
- Cholecystitis
- Cholelithiasis

Urological:

Infection:
- pyelonephritis
- Kidney abscess

Obstruction:
- Hydronephrosis
- Nephrolithiasis
- Ureteral obstruction

Cancer:
- RCC
- TCC renal pelvis
- Bladder ca (ureteral obstruction)

Others:
- Polycystic kidney disease
- renal cyst
- Angiomyolipoma
- Infarction (kidney)

Others:
- Appendicitis

Question 5

Umbilical pain (7)

Causes?

Answer 5

GIT:
- Appendicitis (early)
- Intestinal obstruction
- Mesenteric ischemia
- Colitis
- IBD

Others:
- Aortic aneurysm
- Pancreatitis

Question 6

Left lumbar pain (13)

Causes?

Answer 6

Splenic disease

Urological:

Infection:
- pyelonephritis
- Kidney abscess

Obstruction:
- Hydronephrosis
- Nephrolithiasis
- Ureteral obstruction

Cancer:
- RCC
- TCC renal pelvis
- Bladder ca (ureteral obstruction)

Others:
- Polycystic kidney disease
- renal cyst
- Angiomyolipoma
- Infarction (kidney)

Question 7

RIF pain (GIT: 9; O&G:4; Ortho: 19)

Causes?

Answer 7

GIT:
- Appendicitis
- Terminal ileus
- Meckel’s diverticulitis
- mesenteric ischaemia
- Mesenteric adenitis
- IBD
- Colitis
- Colorectal CA
- Hernia

O&G:
- Ovarian cyst
- Ovarian torsion
- Ectopic pregnancy
- PID

Orthopaedics:

Infection:
- Septic hip arthritis
- TB hip

Degeneration:
- OA hip

Inflammation:
- RA hip
- Ankylosing spondylitis
- Reiter’s syndrome

Infiltration:
- 1° Bone tumour
- Metastasis to hip

Destruction:
- # NOF, pubic rami

Radiation:
- Back pathologies referred pain

Paediatric Ortho:
- Transient synovitis
- Perthes’ disease
- SCFE (Slipped Capital Femoral Epiphysis)