11 results
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Rash - Palpable ... Tip: To differentiate ... #Rash #clinical ... #photo #dermatology ... #HSP
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
rash of arm present ... painless, no systemic signs ... , labs normal. ... biopsy preferred Differential ... #photo #hand
Shawl sign poikiloderma in Dermatomyositis

Poikiloderma in general is a common finding in older individuals with chronic
symptoms helps differentiate ... it from normal ... Dermatomyositis #Rash ... #Clinical #Photo ... #Neck
Poikiloderma of Civatte (Photodamage Poikiloderma)

Poikiloderma in general is a common finding in older individuals with chronic
along with other signs ... it from normal ... #Photodamage #Rash ... #Dermatology #Clinical ... #Photo #Neck
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Herpesviruses (MCC: HSV ... Maculopapular rash ... • Common clinical ... Acute meningeal signs ... • Uveitis • Rash
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... Neck: “dropping ... weakness, arms > legs ... life-threatening Differential ... diagnosis #management #neurology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
form of acquired dermal ... macular hyperpigmentation ... patches on the face, neck ... comparison #table #differential ... #diagnosis #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... arthralgia, arm/leg ... of shoulder and hip ... , mucositis • Rash ... purpura (lower legs
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Ankles, lower legs ... associated with signs ... Groin, axilla, neck ... ; pruritis #dermatology ... #rash #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... flexors of the legs ... • Bilateral signs ... diagnosis #management #neurology ... #differential