17 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... Megakaryopoiesis • Aplastic ... Non-lmmune: • HELLP Syndrome ... #Hematology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
• Loose anagen syndrome ... - Secondary to Skin ... Follicularis • Aplasia ... Diffuse #Focal #HairLoss ... Diagnosis #Algorithm #causes
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Headaches • Pale skin ... and petechiae Causes ... - Cytotoxic drugs ... - Antithyroid medications ... Anemia #oncology #hematology
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Capitis - Skin ... Alopecia mucinosa, Aplasia ... , Loose anagen syndrome ... #Hairloss
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... : - Drug induced ... #Diagnosis #hematology ... #rheumatology #
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
- Secondary to Skin ... Discoid lupus erythematosus ... Follicularis • Aplasia ... Secondary syphilis #HairLoss ... Diagnosis #Algorithm #causes
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... permanent alopecia Differential ... extremities Drug ... activation and/or medications ... #Diagnosis #Rheumatology
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
required • Lupus erythematosus ... • Loose anagen syndrome ... stress #Diffuse #HairLoss ... #Alopecia #dermatology ... Diagnosis #Algorithm #causes
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... • Ulcerated, erythematous ... reticularis Differential ... • Goodpasture syndrome ... rash #diagnosis #rheumatology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
• Intravenous Drug ... Testosterone - Coumadin skin ... • Nephrotic Syndrome ... coagulation and other causes ... pathophysiology #hematology