340 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C5,C6 (axillary ... Erb's Palsy is caused ... axillary nerve ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Causes of Generalized Edema - Differential Diagnosis Algorithm
Overfill (Increased renal sodium retention, Urine Na > 40meq/L)
Causes of Generalized ... - Differential Diagnosis ... Pregnancy Decreased Capillary ... #Differential #Diagnosis ... #Algorithm #Causes
Schematic examples of the cause of acute mitral regurgitation. 
LV, left ventricle; PM, papillary mucle; SAM,
examples of the cause ... ventricle; PM, papillary ... Regurgitation #MR #Diagnosis ... #Causes #Acute
Causes of mitral stenosis
Rheumatic heart disease
 - Most common cause worldwide. Commissural fusion, thick MV leaflets
Causes of mitral ... - Most common cause ... parachute MV (caused ... mitral #stenosis #Causes ... #diagnosis #differential
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... - Differential Diagnosis ... RBCs and/or RBC casts ... #Differential #Diagnosis ... #Algorithm #Causes
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
- Differential Diagnosis ... urinalysis, labs - Management ... renal biopsy - Management ... treating underlying cause ... ultrasonography - Manaqement
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
- Differential Diagnosis ... scc, Melanoma • Axillary ... #Differential #Diagnosis ... #Algorithm #Causes
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... → Diagnostic of ... disease Renal Causes ... embolism • AVM • Papillary ... #Differential #Diagnosis
Causes of Hematuria - Glomerular vs Non-glomerular

== Glomerular ==
- Glomerulonephritis 
- Thin basement membrane disease 

==
Causes of Hematuria ... Renal mass - Papillary ... Glomerular #Algorithm #Diagnosis ... Nonglomerular #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... gas equation • Causes ... oxygen across capillary-alveolar ... • Most common cause ... #Differential #Diagnosis