19 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... hemorrhagic skin lesions ... leakage of RBC's secondary ... - Hemolytic anemia ... #Diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential ... Diagnosis Secondary ... Thrombocytosis): • Acute infection ... malignancies • Anemia ... #hematology #secondary
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... Lymphadenopathy - Differential ... Tularemia • Secondary ... #Localized #Focal ... #Hematology #Oncology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Systemic and Primary Causes ... = Primary Skin Lesions ... No Primary Skin Lesion ... renal failure/uremia ... Pruritus #primary #secondary
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... decalvans - Secondary ... areata • Secondary ... #Differential # ... Diagnosis #Algorithm #causes
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... reddish-purple lesions ... in primary or secondary ... Urinalysis • Fecal
Genital Lesions - Differential Diagnosis Algorithm
Elevated - Vesicles:
 • Herpes simplex
Elevated - Papules / Plaques -
Genital Lesions ... - Differential Diagnosis ... acuminata) • Secondary ... #Differential # ... Diagnosis #Algorithm #causes
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Tachypnea - Differential ... • Paradoxical vocal ... effusion/Tamponade Hematologic ... : • Anemia ... dysfunction; toxic ingestions
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... - Differential ... Secondary syphilis ... #Differential # ... Diagnosis #Dermatology
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
- Differential ... drug reactions - Secondary ... Megaloblastic anemia-rare ... #Neutropenia #differential ... #hematology