Now an intervention associated with women in labor or chronic pain, this was first used in 1901 to treat sciatica and contained cocaine.
What is an Epidural?
This sign of achalasia is found because of contrast in the esophagus:

What is Birds beak?
These are the diagnostic criteria for pericarditis, only 2 are required for diagnosis, but you need to list all 4
1. Characteristic pain
2. Friction rub
3. EKG changes
4. Evidence of a new or worsening effusion
?
Lone star ticks, endemic in the Southern US, have expanded their territory in North America due to warming climates that provide a more suitable environment for the ticks as well as host animals. They are responsible for this disease which causes an acquired, allergic reaction to red meat.
What is Alpha-gal syndrome?
Because he found "immediate auscultation" (the practice of placing the ear directly on a chest) "immodest" when examining women, this physician invented the stethoscope in 1816
Who is René Laennec?
This animal is found in normal physiology as well as in pathology. If you fracture the pars interarticularis, you give him an accessory: 
What is Scottie Dog?
In 2010, these two major organizations agreed on consensus criteria for the diagnosis of rheumatoid arthritis. No acronyms please.
What are the American College of Radiology (ACR) and European Alliance of Associations for Rheumatology (EULAR)?
(Will also accept European League Against Rheumatism)
These commonly prescribed three-word medical devices release hydrofluoroalkanes, which have a greenhouse gas potential that is 1,400 to 3,000 times that of carbon dioxide. Using one of these would be the approximate equivalent of driving a car from New Orleans to Jackson, MS.
What are Metered-Dose Inhalers (MDIs)? Alternatively, using a dry powder inhaler (DPI) would be the equivalent of driving from this building to the New Orleans Museum of Art)
The viral rash known since 1866 by this Latin name was described a century earlier by Friedrich Hoffmann of the University of Halle
What is Rubella?
In Wilson disease neuroimaging, the red nucleus and substantia nigra are surrounded by high T2 signal in the tegmentum which creates this mammal named sign.
What is the face of the giant panda?
These are 5 of the 8 components of the PERC rule for pulmonary embolism criteria. Any 5 will do.
What are (5 of) Age>50, HR>100, O2 sat on room air<95%, Unilateral leg swelling, Hemoptysis, recent surgery, Prior PE/DVT, and Hormone use?
This form of chronic kidney disease, prevalent in Central American agricultural workers, is characterized by tubulointerstitial fibrosis resulting from recurrent heat stress and dehydration rather than diabetes or hypertension.
What is Meso-American nephropathy, also known as CKDu (CKD of unknown etiology)?