pathognomonic

Question 1

pathognomonic for miliary tuberculosis

Answer 1

Choroidal tubercles found on ocular exam

Question 2

Pathognomonic electrolyte abnormalities of pyloric stenosis

Answer 2

hyponatremic
hypokalemic
hypochloremic metabolic alkalosis

Question 3

pathognomonic for NEC

Answer 3

Pneumatosis intestinalis (air in the bowel wall) and portal venous gas

Question 4

pathognomonic of abusive head trauma in most settings

Answer 4

Retinal Hemorrhages

Question 5

pathognomonic for fracture

Answer 5

Gross deformity along the shaft of a long bone

Question 6

Pathognomonic feature of Thyroglossal duct cysts

Answer 6

painless fluctuant mass that moves with swallowing or protrusion of the tongue

Question 7

pathognomonic picture of HSV encephalitis

Answer 7

periodic, asymmetric sharp waves is seen in the setting of acute febrile encephalopathy

Question 8

pathognomonic for an anterior cruciate ligament injury

Answer 8

Segond’s fracture

Question 9

pathognomonic of lipohemarthrosis

Answer 9

Presence of blood and glistening fat globules

Question 10

pathognomonic for rabies

Answer 10

Negri bodies – eosinophilic intracellular lesions within the neurons in rabies