11 results
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Localized / Focal ... Folliculitis decalvans, Tinea ... Capitis - Skin ... Broken Hair Shafts: Tinea ... #Diagnosis #dermatology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Hair Loss (Alopecia ... • Tinea capitis ... - Secondary to Skin ... Shafts • Tinea ... #dermatology #Differential
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Focal / Localized ... Hair Loss (Alopecia ... Irreversible-biopsy required - Infectious ... - Secondary to Skin ... #dermatology #Differential
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... skin of inflamed ... Indiana University Infectious ... type #clinical #photo ... #foot #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Pinpoint areas (less ... - Trauma - Infection ... Urinalysis • Fecal ... cryoglobulins • Skin ... Algorithm #Causes #dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... treatment, the infection ... 5-25) ▪ Hair loss ... Diagnosis #Clinical #Photo ... #Dermatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
arthritis, weight loss ... 3rd Decade Skin ... and permanent alopecia ... fibromyalgia) • Infections ... Erythematosus #Diagnosis #Rheumatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Malaise, bleeding, infections ... pain, bleeding, infections ... Fatigue, weight loss ... CLL -> Invade Skin ... #Leukemia #Hematology
Rickettsialpox Eschar

40 homeless male from NY admitted with fever, chills, headache, myalgias. Diagnosis?
Rickettsialpox R akari classic
Dx: serology; pcr ... chickenpox, vzv, hsv ... Indiana University Infectious ... rakari #clinical #photo ... #skinrash #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Anorexia • Weight loss ... malaise, weight loss ... of shoulder and hip ... , mucositis • Rash ... Differential #Diagnosis #Rheumatology