53 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 ... Dermatomes #Myotomes #diagnosis
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
Christmas Tree Rash ... - Differential diagnosis ... : secondary syphilis ... rosea #clinical #dermatology ... #photo #PhysicalExam
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Differential Diagnosis ... Meningococcal meningitis, Secondary ... SCVMCMed #Fever #Rash ... #dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Rash Secondary ... resembling rashes caused ... #Rash #Diagnosis ... #Clinical #Photo ... #Dermatology
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Secondary Causes ... - Differential Diagnosis ... DM (visit 2), Diagnosis ... • Bilateral RAS ... • Unilateral RAS
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... - Differential Diagnosis ... Myelodysplastic syndrome ... #Causes #hematology ... #secondary
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... in primary or secondary ... #Algorithm #Causes ... #dermatology #physicalexam
Secondary Syphilis - Rash on Palms and Soles 
41ys, seen in our ED b/c of 20
- Rash on Palms ... present in 80% of cases ... #Syphilis #Rash ... #clinical #photo ... #dermatology #Palms
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... flat-topped) papules on wrists ... central clearing • Secondary ... Papulosquamous #SkinRash #dermatology ... #Algorithm #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... leakage of RBC's secondary ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... #nonpalpable #dermatology