18 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... symptoms - Headache, fever ... Disorientation, vertigo Diagnostic ... Cold #Urticaria #diagnosis ... #rheumatology #
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
disease • Periodic fever ... multiorgan failure • Fever ... - Nonremitting fever ... function tests ... #Rheumatology
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
days and presents fever ... positive tourniquet test ... nervous system [CNS ... organs #dengue #fever ... classification #diagnosis
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... back pain at/near level ... defined sensory level ... Myelitis Diagnosis ... negative, MOG-IgG test
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Arboviruses: - West ... • Headache • Fever ... meningeal signs (fever ... Singh @rav7ks #CNS
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... - Differential Diagnosis ... Red Flags: • Fever ... Fecal occult blood test ... #dermatology #physicalexam
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Causes of Fever ... - Differential Diagnosis ... jirovecii • CNS ... Infection #Fever ... #Hematology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
Dermatomyositis • Fever ... -74%] • Blood tests ... Liver biopsies show ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
weight loss, and fever ... Differential Diagnosis ... neuropathy • Transverse ... to: Arthritis, Fever ... #Rheumatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
involvement • 30%: CNS ... -> AML: Blast crises ... Headaches, bone pain, fever ... leukostasis syndrome: CNS ... #Oncology #Diagnosis