**Question:** Which of the following is not a common manifestation of Congenital Rubella:

A. Significant weight loss
B. Haematological abnormalities
C. Neurological deficits
D. Skin rash

**Core Concept:** Congenital Rubella Syndrome (CRS) is a group of clinical manifestations that occur in infants born to mothers who are infected with Rubella virus during pregnancy. CRS is characterized by various organ system involvement due to viral infection in utero.

**Why the Correct Answer is Right:** A significant weight loss is not a common manifestation of Congenital Rubella Syndrome as most babies affected by CRS exhibit symptoms related to other organ systems, such as the eye, ear, heart, and brain.

**Why Each Wrong Option is Incorrect:**

B. Haematological abnormalities (e.g., anaemia, thrombocytopenia, leukopenia) are common in CRS due to the virus affecting multiple cell lines.
C. Neurological deficits are common in CRS as the virus can cause damage to the brain, leading to developmental delays, intellectual disabilities, and seizures.
D. Skin rash is a common manifestation of Congenital Rubella Syndrome, as it occurs in around 50% of affected infants due to the virus affecting skin cells and keratinocytes.

**Clinical Pearl:** Congenital Rubella Syndrome is a preventable disease that can have severe consequences if untreated. Vaccination programs have significantly reduced the occurrence of CRS worldwide.

**Correct Answer:** D. Skin rash (Correct Answer: D)

**Explanation:** Congenital Rubella Syndrome (CRS) is caused by the rubella virus, which can affect multiple organ systems in the developing fetus. While some manifestations are common in CRS, such as skin rash, weight loss is not typically observed due to the virus's focus on other organ systems during fetal development. Haematological abnormalities, neurological deficits, and skin rash are more relevant aspects to understand and recognize in a patient with a suspected case of CRS.