39 results
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Thoracodorsal Nerve Elbow ... Gluteal Nerve Knee ... Tibial Nerve Knee ... #Orthopedics #Neurology ... #Diagnosis
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Antecubital Fossa Elbow ... Middle Finger Elbow ... Femoral Condyle Knee ... #differential #diagnosis ... #Neurology #Spine
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... findings BPPV • Short-lived ... positional episodes caused ... #differential #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Erb's Palsy is caused ... Dislocation - May cause ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential Diagnosis ... of hypokalemia starts ... #differential #diagnosis ... #nephrology #potassium
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... (CVID, WAS), (neurologic ... patients if the cause ... #Differential #Diagnosis ... #hematology
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
thickening, distal to elbows ... /wrists and knees ... Scleroderma #SSc #rheumatology ... #diagnosis #signs
High Anion Gap Metabolic Acidosis (HAGMA) - Differential Diagnosis - GOLDMARK

Glycols - ethylene and propylene glycol
Oxoproline
- Differential Diagnosis ... associated with short ... salicylate toxicity causes ... #Differential #Diagnosis ... GOLDMARK #mnemonic #nephrology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... Commonly caused ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
- Differential Diagnosis ... silvery scale on elbows ... & knees. ... #Differential #Diagnosis ... #Algorithm #causes