96 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Erb's Palsy is caused ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
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
Nerve Shoulder Adduction ... Thoracodorsal Nerve Elbow ... Musculocutaneous Nerve Elbow ... #Orthopedics #Neurology ... #Diagnosis
Wing-Beating Tremor of Wilson's Disease

Characterized by low frequency, high amplitude, near arm tremor caused by continuous
near arm tremor caused ... by continuous abduction ... the arms, with elbows ... clinical #video #neurology ... #copper #physicalexam
Wing-Beating Tremor of Wilson's Disease

Characterized by low frequency, high amplitude, near arm tremor caused by continuous
near arm tremor caused ... by continuous abduction ... the arms, with elbows ... clinical #video #neurology ... #copper #physicalexam
Causes of Thrombocytopenia.
Platelet counts may be depressed because of decreased production or due to increased platelet
Causes of Thrombocytopenia ... because of decreased production ... #Diagnosis #Hematology ... #Differential #Causes ... #Production #Destruction
An Approach to Jaundice - Differential Diagnosis

- Increased Production (Prehepatic)
- Decreased Clearance (Intrahepatic + Posthepatic)

Dr. Eric
- Differential Diagnosis ... - Increased Production ... Differential #Table #Causes ... #Posthepatic #Diagnosis ... #Hepatology #bilirubinemia
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Algorithm and Causes ... Increased red cell production ... #Workup #Hematology ... #Diagnosis *
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
- Differential Diagnosis ... blisters, possibly crusts ... Vesiculobullous #SkinRash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... (CVID, WAS), (neurologic ... or if a primary hematologic ... #Differential #Diagnosis ... #hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... - Differential Diagnosis ... • Decreased Production ... #Algorithm #Causes ... #Hematology