14 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... spared in this injury ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Marrow (Toxic injury ... Constitutional Syndromes ... and petechiae Causes ... • ↓ WBC • ↓ PLT ... oncology #hematology #diagnosis
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... Repetitive strain injury ... Trauma • Crush injury ... lower #extremity #msk ... #physicalexam
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
injury (i.e. post ... a stroke that caused ... FrozenShoulder #pathophysiology ... #diagnosis #symptoms ... stages #staging #msk
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 ... bearing after injury ... Knee #Effusions #causes ... #msk #physicalexam
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
www.ncbi.nlm.nih.gov/pmc ... liver or renal injury ... - Compartment syndrome ... 30mmHg) - Severe anemia ... gluconeogenesis Liver Injury
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
and Pathophysiology ... Hg although PP should ... iron deficiency anemia ... Acute Coronary Syndrome ... #Pathophysiology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
- Differential Diagnosis ... • Nephrotic Syndrome ... antibodies (APLS should ... Vasculitis • Injury ... Venous #Arterial #pathophysiology
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
- Pathophysiology ... to lying down should ... of unnecessary diagnostic ... #pathophysiology ... #differential #diagnosis
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
heart failure, uremia ... frequent sighs should ... hyperventilation syndrome—a ... Abnormalities #Abnormal #Diagnosis ... #PhysicalExam