9 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... Commonly caused ... #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Diagnosis Framework ... Ligamentous injuries - Meniscal ... physicalexam
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Pain (Otalgia) - Differential ... Diagnosis Framework ... Previous episodes • Medical ... vision or black spots ... #diagnosis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Diagnosis Algorithm ... fulminans - DIC ... #physicalexam
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Diagnosis: Causes ... D D-lactate (short ... Classically” noted with pulmonary ... Interpretation #Diagnosis ... #Summary #Nephrology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... affects the skin, neurologic ... tract, and often causes ... drug exposure or Dx
Dix-Hallpike Maneuver for the Diagnosis of BPPV
The Dix–Hallpike test (Nylen Barany test) is a diagnostic maneuver
Dix-Hallpike Maneuver ... for the Diagnosis ... But in undefined cases ... #BPPV #neurology ... #PhysicalExam
Dix-Hallpike Maneuver for the Diagnosis of BPPV (Animated)

The Dix–Hallpike test (Nylen Barany test) is a diagnostic
Dix-Hallpike Maneuver ... for the Diagnosis ... But in undefined cases ... #BPPV #neurology ... #Animated #PhysicalExam
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Cerebral > Splenic, Pulmonary ... nodes • Roth’s spots ... Glomerulonephritis DDX ... #Endocarditis #Differential