73 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... hand" ± Horner Syndrome ... Wrist drop - Occurs ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Involvement, Spares DIP, Carpal ... Tunnel, Sicca Syndrome ... Instability, Felty's Syndrome ... RA #diagnosis #rheumatology
Common Raynaud's Mimickers
 - Acrocyanosis
 - Chill blains (pernio)
 - Erythromelalgia
 - Frostbite
 - Achenbach's Syndrome

Dr.
- Achenbach's Syndrome ... Differential #Diagnosis #Causes ... #Mimics #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
• Secondary Causes ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Differential #Diagnosis #hematology ... #rheumatology #
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Non-lmmune: • HELLP Syndrome ... Diagnosis #Algorithm #Causes ... #Hematology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... Tamponade Pulmonary Causes ... Hepatopulmonary syndrome ... Other Causes ... Transverse myelitis • Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... practices that could cause ... (CVID, WAS), (neurologic ... or if a primary hematologic ... #Workup #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... Myelodysplastic syndrome ... Differential #Diagnosis #Causes ... #hematology #secondary
Recurrent / Breakthrough DVT During Anticoagulation

Subtherapeutic Anticoagulation
Hypercoagulable State 
 - Antithrombin deficiency 
 - Hypercoagulability ot
Structural - Pelvic masses ... - May-Thurner syndrome ... anticoagulation #hematology
THE LIMPING OR NON-WEIGHT BEARING CHILD PATHWAY

RED FLAGS - In all cases there are specific
markers which
FLAGS - In all cases ... splenomegaly, abnormal neurology ... , back pain Haematology ... cell disease Rheumatology