12 results
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
Lachman Test for ... degrees of flexion, hip ... #ACL #Injury #Anterior ... Ligament #clinical #video ... physicalexam #msk #orthopedics
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... K), H. pylori test ... thyroid function test ... changes), high MCV ... #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Corpuscular Volume (MCV ... - Differential Diagnosis ... Myelodysplastic Syndromes ... #Hematology
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Causes of Eosinophilia ... aspergillosis) - Viral (HIV ... Primary: - CML ... Hypereosinophilic Syndrome ... #Causes #hematology
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
fungal infection, HIV ... hypophysitis, Sheehan's syndrome ... A STIM test can ... ACTH STIM TEST: ... Give 250 mcg of
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
lumbar spine • MCC ... - Emergency Causes ... cord infarct • HIV ... • Provocative Tests ... #causes #neurology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
involvement: May involve anterior ... Rule out other causes ... blockers had the best ... #Rheumatology # ... diagnosis #management
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
Lymphocytopenia DIAGNOSTIC ... chemotherapy) • Genetic syndromes ... • Infections - HIV ... #diagnosis #hematology ... #Differential #Causes
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
the face, or the anterior ... dorsal part of the MCP ... -74%] • Blood tests ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... retinopathy Lab Tests ... Cryoglobulins • HIV ... #rheumatology #